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1 ! 94
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8 : : -69. : : -7. : : -7. : : -75 : -76. in contrast unlike on the other hand on the contrary however but whereas while :.... : -77. : so + / + (that + ) enough + + (for + ) + ( ) : : : - wh + + pp - pp th 4 : must + have + pp : : :
9 -4 4 : : : : : : ( ) - -4 :Cloze Test : : -89. umbrella first 4 : : -9. other. another designs : -9 against from protect :Passage I
10 .. :. [. :]... : -9 4 : -94 : -95 : -96 :Passage II 70 (774-70) (76-686) 74. ( ) ( 80 ). ( ) : -97 : : : -00 9
11 = 00 : = x = = 7 / 00 x «9 6» 0 C 5 C 7 / gr m. 4 : -0 %0/ 4 % / 7. : -0. : : -05. () 60 : : -07. :
12 : -09. ( ) C () B () A. : : -. : -... : -. 8 : : -5 ) ( : -6.. : -7. : : -9 () () ( 0 ) 9 cm x x = 00000cm= 000m = km A. : -0 B A. : -. β 4 N ( 4 C ) : -.
13 : - () = 00 () 0 x = x = = cm cm 5000 x x = 75000cm= 750m AB : : -5. : -6 n S n = (a + a n) : a n a n : () (, ) ( 4, 5, 6)... (...) (...) = = = = 0 = ( + ) = ( ) = y f(x) : :. 9. f(x ) f(x ) : 4 : -7 f(x) f(x) : f(x). 4 x xf (x) x f(x) xf (x) D = 5, 0, : : :
14 : -8 Sin50 + Sin700 Sin( 70 0) + Sin( 70 0) Cos0 Sin0 Cos0 = = Cos560 Cos0 Cos( ) Cos( ) Cos0 + Sin0 tan 0 0/ 4 / 4 7 = = + tan 0 tan 0 = 0 / 4 + 0/ 4 0/ 6 : -9 d b a b A = : A = : ad bc c a c d (A B) = ( ) ( ) = = = = / 5 0/ 5 4 : -0 :. 60 α = 60 α = = 7 / 5 : α 60 : - x + x +..., + x x = n = 8 : 8 x,x,...,xn n x + x x n = 65 / 44 : 65 / 44 n x + x x σ = n x = 65 / 44 8 = / 44 = / : n : / 0/ CV = = = 0 / 5 8 : ! 4 n(s) = = = = = !! ! n(a) = + = ( 5) + ( ) = 0+ 70= 80! 4! n(a) P(A) = = = n(s) 00 4 :- : tan x Sinx = SinxCosx, Cosx = Cos x Sin x, tan x = tan x : x x x x Sin Cos Sin Cos x x Cosx Cosx tan Cot = = = = = Cotx = x x x x Sinx Cos Sin Cos Sin Sinx Cotx = tan x = : tan x ( ) 4 4 tan x = = = = tan x ( )
15 D f : x + x+ > 0 D f = (, ) x + x D g = R x Dfog = { x D g g(x) Df } = x R ( ) (, ) 4 ( ) x x ( ): < ( ) < < x< x> 4 x+ x x+ x x lim f(x) = lim = lim x + x + n n ax 6 x + ax 6 x x = lim lim = n =, a = 6 x + n n ax 6 x + ax x + x+ x x Hop x x lim f(x) = lim lim = x x 6x 6 x : -4 D fog = (, + ) : : -5 b ax + bx + c a x + :( ) x a 4 : -6 π : x = π Hop Sin Cos x Sinx lim f(x) = lim lim = = π x ( ) π Cosx Sinx x ( ) π x ( ) π Sin π 5π lim f(x) = lim (Sin5x a) = a f( ) = Sin a = a π x ( ) + π x ( ) + π a = a = 4 : lim f(x) = lim f(x) = f( ) π x ( ) π x ( ) + 4 : -7 f(b) f(a) : x = b x = a x f(x) : b a f(a) : x = a f(x) : 0/ 44 0 f( / 44) f( ) 5 = = / = / 44 0/ 44 6 x (x ) x = f(x) = f() = x 5 = : 6 6
16 : -8 : k n p : n p k ( n k p) k 5 4 ( ) ( ) 5 5 ( ) ( ) 5 5 : ( )( ) + ( )( ) = y : : -9 f(x) = x + (a )x + ( 4 a)x 4 α β x f(x) = 0 f f(x) = x + (a )x+ 4 a 4(a ) 4( )( 4 a) > 0 4a + 4a 44> 0 a + a > a a + a b (a ) S = = > 0 (a ) > 0 a < 0 a< a c 4 a P = = > 0 4 a> 0 a< 4 a. β α :. :. 5 (, ) : -40 : (x 6) + (x + ) x x+ 7 x f(x) = x 6 x + = ( x 6) (x + ) < x< = x+ 5 < x< ( x 6) (x + ) x x 7 x. x. f(x) = x 7 (x,y 4) y = x 7 y+ 7= x f (x) = x + 7 (x 4,y ). 5
17 : -4 n n n n + n n n n 5 n = = = + n n. : + 4 a = = = a < 4 : -4 5 / t :. f(t) = 50000e 00 5 / t 5 / t Ln / 5t / 5t 50000e = e = = Ln / = 0 / / 5t = 8 8 t = = 7/ / 5 : -4 Cosx + Cosx = 0 Cosx = Cosx = Cos( π x) kπ + π kπ π x= k π + ( π x) 4x = kπ + π x = = kπ π π x= k π ( π x) x = kπ π x = = kπ kπ π. x = + 4 Cosx = 0 +. x = 4 = 4. x : -44 x :. f(x) = x 4x : f(x) = x 4 f + ( ) = ( ) 4= : x = 4 = : x x : f(x) = x x f(x) = x f ( ) = ( ) = : f + ( ) f ( ) = = : -45 : x = y = Ln 9 = Ln = 0 (, 0) : x = 4x + y = Ln = Ln 4x+ Ln(x x + ) = Ln( 4x + ) Ln(x x + ) x x+ 4 x 4 y = y ( ) = 4x + x x+ 9 : y 0= (x ) y = x
18 : -46. f(x) = x (m )x+ 8 f(x) = x (m )x + 8x (S < 0) ( > 0). (P > 0) : m > 4 m> 5 > 0 4(m ) 4( )( 8) > 0 (m ) > 6 m < 4 m< : b (m ) S< 0 < 0 < 0 m < 0 m< a. m < 0 5 : m m< m y = 4x (m ) = 0 x = xi = < : -47. :. ax + bx + = 0 b S = 0 = 0 b = 0 a P < 0 < 0 a< 0 a. : p = 0/ 9 ( / 6) = / 5 F( 0/ 9, ) S( / 6, ) : (y ( )) = 4p(x ( / 6)) (y + ) = 0(x + / 6) : y x = 0 (y + ) = 0( 0+ / 6) (y + ) = 6 y + = ± 4 y =, y = 5 : -49 { } { } min A,B :. e = max A,B e = = = 4 4 π π π x Cosx dx = ( Cosx) dx = Sin dx π x π x x π Sin dx = Sin dx 4Cos 4(Cos Cos 0) 4( ) 8 0 = = π = = 0 0 Ax + By + Cx + Dy + E = 0. x ( 0, π) x Sin 4 : -50 7
19 4x 4x 4x dx = ( )dx = dx dx = x x x x x x dx x dx = x x + C= x x + C= x (x ) + C x f(x) + C f(x) = x α = 80 α = : (CD = CB) BDC D α : -5 : -5 C α A B A 4 : -5 AB = AC 80 α α C = B = = 90 α BD = BC 80 B 80 ( 80 B ) B α D = C = = = = 45 B 4 C AC = DC α 5α A = D α = 45 = 45 α = D : -54 : OC OA OBD: AC BD = CD AB OA OB OA =, AB= = = BE = = = AB BE OB= 8 5 BE OC OB ODE: BC DE = CD BE 4 : -55 :. 50 d = r = r = 50 S = 4π r = 4π ( ) = 50π :. S = 4πr : :. :. :4 8
20 4 : :. :. : : :.( ) :. :4 : -59 : : :. () 4 :. :4 : -6 : d c b a a a a Z W Z Z b b b Z W Z Z a b c d f(z ) = f(z ) = f(z ) = f(z ) = c c c 4 Z W Z Z d d d Z W Z Z Z a b c d Z f(z ) = f(z ) = f(z ) = f(z ) = f(w) = 8 : a a b b f(z Z ) = f(z Z ) =... = = 4 8 a b a c a b b a f(z Z ) = f(z Z ) =... = = f(z Z ) = f(z Z ) a b f(z W) = f(z W) =... = = 4 8 : : : = 4 = 8 = 4 = = 8 8 9
21 = 4 = 8 : : 4 4 = 6 = 6 8 = 6 = 6 8 : : a b c d Z W,Z W,Z W,Z W : 4 :4 : -6. ( n ).. (. (. () (. ( : -6 6 G 6 S G 8 G. ( 7 ) : : n :. n :. (n) : : : -67 ( )... 4 : -68. :. :. :. : :4. 0
22 : -69. B B : -70. ( ).. : ( ). :. 8. :4. : -7. ( ). :. :. :4 : -7.. ( ) :. :. :4 : -7. n. :. : :4. : -74. (). :.. LH :. :4 : -75. (. (.. (. (4
23 : -76 : :. :. :. : 4 : -77.( ) ATP. C :. C :. CAM : : -78 A B h EeI I Dd XY x eeii Dd X X B h (ee) (I i) (dd) (X Y) = (Ee) (Dd,DD) (X h X,XX) = 4 6 (Ee) (Dd) B : -79. :. :. :. :. :4 4 : -80. : -8. :. :! :4 4 : -8 ( ) B (! ).. :. :. : 4 : -8 :. (. (. (
24 .(58 ) ( :-84.. :. T i :. :4 : :. : (! ) - :4 : :. :. :4 4 : -87 : : : : : -89 : / :.( ) : / : / :4 : -90 :. H + ( H + P 700 P 680 (.. P 680 ( H + NADPH (. ATP
25 . ATP : -9 :. :. P trna :. (trna) A :. :4 4 : -9 NAD +. :. NAD + :. : 4 : -9. : -94. ().. : -95. ( ). :. :. :4 : -96. : () 94 :... :. : 4 : -97. DNA () : -98. ADP ADP 4 : -99. ATP O ( ).. ( ) :.. ( ) :.. :4 4
26 : -00 : 4. 4 :. %50. 5 :. %50 : %5 8 :4. : -0 :. C :. D A :. C :. A :4 : -0 RNA... RNA :. RNA :(4 ) : -0 :.. (. LH FSH (. (. (4 : : -05 :. :. :. :. :4 V 6 : 00 = α θ 00 = ( 0 ) = % 0 / 6 V : -06 5
27 0 Q C 0 C Q = mc θ = 400 ( 0 0) = 000cal 0 Q C 0 C Q = mlf = = 8000cal. 0 C Q > Q : Q C θ Q θ 0 Q C 0 C Q+ Q + Q = 0 mwc w( θ 0) + mic w( θ 0) + milf = ( θ 0) + 00 θ = θ 0+ θ + 80= 0 5θ= 40 θ= = 8 C 5 4 : V :V = 0m/s t = t = = s g t= s y = gt + Vt = 5( ) + 0( ) = 0+ 40= 0m t = 0 r = 0 t = s r = 60i+ 80j r r 60i+ 80 j V = = = 0i+ 40 j t t x(m) A B A :V A = x t B :V B = x t x = x = A B : -09 : x A 600 x B (x B x A) VA VB = = t(s) = = = 6m/s 0 0 : T= mrω f = Hz ω= π rad/s 5 T = 0/ 0/ 5 ( π ) = 4 π T= N 00 :m g fs max F= 0 0 fs max = 0 fs max= 8N s max = = = :F f m g 0 F F 8N F = F F = 8 = 6N mgsinθ f = ma 0 0/ 6 4= a a = 4m / s h 6 x = 0m Sin7 = 0/ 6 = V V = a x V 0= 4 0 V = 80 V = 4 5m/s : - : - : - 6
28 PV PV V T = = T T V T V 60 θ = 7 C T = 00K = = 0/ V 00 θ = 87 C T = 60K = % 0 : -4 4 : -5 A M B 5cm N 6cm PM = PN PA + ρ gh = PB +ρgh P A / 05 = P B / 05 PA = PB PA = PB cm x h = 6cm h n : -6 : = = 6+ x 4 6+ x 4 8= 6+ x x = cm : : -9 R :p= 0cm ; f = = 0cm = = = q = 0cm q f p AB q 0 = = = R :p = 0cm ; f = = 0cm AB q 0 0 = = = q = cm q f p E E q = 4µ C q = 8µ C q =? x = 0 x = 6cm x = cm x = 8cm q N E = k = k = k r 4 C N E, = E E = k q N 800 C E = k = k = k 4 r C q. q q q E = k k = k q = = µ C : -0 q : q < 7
29 q = 0µ C q = 0µ C 4 : - ( ) () k k q = 0µ C q4 = 0µ C q ( ) ( 0 0) 00 () :U () = = = C 4 C 4C q ( ) ( 0+ 0) 900 () :U ( ) = = = C 4 C 4C q + q :U= = = C C C U() = = C 4C 4C U() = U U( ) ( ) = = C 4C 4C Ε V = Ε Ir 0= Ε I I = Ε Ε Ε Ε :I= I= = R+ 4= 6 R= Ω r+ R R+ 4 R+ 4 LA L L RA = ρ A = ρ = ρ = RC RA = RC AA A A LB L L RB = ρ B = ρ = ρ = RC RB = RC AB A A LC L RC = ρ C = ρ A C A R = 60 0 Ω = 600Ω R = 0 Ω = 00Ω = + = + = Req = 400Ω Req R R V 00 P = = = 00W Req 400 U = Pt = 0/ KW / 5h = 0/ 5KWh B B B B 4 B B 4 B B B B 4 B B B B 4 B B : - : - 4 : -4 : -5 4 B T = 0 4 B T = 0 4 BT = B 4 BT = B 8
30 dφ Ε = N dt : -6 : dφ ) Φ t > 0 dt. t ( t t : -7 x Sinω t = Sinω t = Cosω t = A ( ) K () K = Cos ωt = ( ) = Kmax Kmax ( ) F = 0π x mω = 0π ma ω = A (m ω ) = ( 0 / 0) 0π = 0 / 08J Kmax = E= ma ω = 0/ 08= 0/ 04J ( ) (),() K = 0/ 04= 0/ 0J V Aω Aω 4Aω ( 0, t ): a = = = t T T x V (t, t ) : x = A Sin t Cos t V A A = = ω ω = Aω = =+ ω π π T ϕ = ω t = t t = T Aω Aω V Aω a = = 9 = t T T 4Aω a 8 = T = a 9Aω 9 T F 0 V = = = 00m/s µ 0 L L λ n = λ = = L λ = 0 cm n V 00 f = = = 500Hz λ 0/ V λf λf λ = = = V Aω A πf πa I I I W β = 0log 50 = 0log = 0 I = 0 0 = 0 I 0 I0 I0 m E I = E= IS t = 0 ( 60 0 ) 50 = 0 µ J S t λd λ 7 = 0 = λ = 5 0 m = 500nm a 0/ : -8 : -9 : -0 : - 4 : -
31 i I > I I : -.. V A A z X z X + γ V B D 4 : -4 A C. : -5. ( γ ) : -6. :. :. :4 : -7. s d 6 6Fe : 8 Ard 4s 4 : -8 A:Ca, E:F, D:P, X:Ga. X :. AD D A :. O F Al Ga :. CaCO CO CaO :4 : -9. (II) : : FePO Fe(ClO ) : -4.. Cl.. :.... : O P Cl: : Cl.... Cl.. :.. :O = C.. Cl.. :.. : O: H O Cl Ọ. : : Ọ. :
32 AX : X = A = X :.. A.... AX :X X:.. : -4. Cl H : -44 DE CHO D.... :E E:.... CH AX. S O D N A -. - DE D - A - : = / 5 8 O ( ) CH7 C O CH5 CH 6 O = C H O= 6. O : O - : -47 :CH Cl = 6 / 5 % H= 00 6 / 5 6 / 5 x = = 0/ :CH4 40 % H 00 = = : -48. :. :. 6 Al(s) + Fe O(s) Fe (l) + AlO(s) :. O (g) :4 : -49 CHOH O 4CO + 5HO x = x = 50LO 750L 6 5 : -50 AlS(s) + 6HCl(aq) AlCl(aq) + HS(g) 0 x x < = x = 6/ 7L 50 6 / / 4
33 : kj CO. 555kJ CO 555 ( 890) = 5kJ. 0. CH4(g) + O(g) CO(g) + HO(g). CH 6(g) + 7O(g) 4CO(g) + 6HO (g) : -5 :C+ HO CO+ H H x = 4 x= 67000kJ = 67 : -5 () t 0/ 6 t = = () t t t = 0/ 6 t 4 : -54 PCl5(s) + 4HO(l) H PO4(aq) + 5HCl(aq) H = c+ 5d 4a b : -55 ppm = g () : x x xl HO = x 0 m = x 0 gno = x 0 00 gno = mol NO = x = 0 6 x = 860L : -56. :. :. :4 : / / 7 a = 00 = % gs= 96 = 96g S HSO4 96 x = x= 94g 98 0= 0/ 00t+ t = 000s= 50min 6/ 5 0 / 0 / 0 R OH A : : -59 : -60 : OH ph A = OH = 5 6 R 0 = R = 5 0 R 6 8 R = 5 0 6/ 5 0 = / 5 0
34 : -6. (. (. (. ( : -6 : 4 ( ) ( ) Q = / / = 4 8 = 04> 5 ( )( ) 0/ 5 0/ 5. : 4 ( ) ( ) Q = = 0/ 5< K ( )( ). : -6 SO = 0/ SO = SO + O SO () () 4 5 () ( 0/ ) K eq = = / 5 ( 0/ ) ( 0/ 4) SO : -64. H (. ( ( ) (. ( 4 : -65 : CH (NH )COOH = 75 / 5 = = 0 / 0 75 : CaO = 56 molcao = 0 / 08. HCl 0/6 CaO 0/08. :. :4 : -66 mol NaOH = 0/ 0 mol HCO 4 = 0/ 0 0/0 NaHCO4 mol CO 4 0/ 0 CO 4 HCO 4 mol HCO 4 0/ 0 0/0 NaHCO4 HCO 4 : NaCO4 NaHCO4 + HO = Ka ph= pk 4 5 a = /
35 4 : -67 Al(OH) + HNO Al(NO ) + HO 75 4 / 6 x 0 / 5 = x = 80mL : MnO4(aq) + a H(aq) + b e Mn (aq) + c HO ( l ) : -69. Ag + Ag + Zn :. Zn + Ag : Ag Zn : : : -70 : NaCl(aq) + HO NaOH + Cl + H NaOH Cl x 4 / = x = = 0/ 05mol L /
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