... NOT mentioned by the author as a < /b> dwelling place of early North America? A < /b> Log cabins 10 11 12 13 14 15 16 17 18 19 20 B Adobe houses C Tepees CBBCCA < /b> DBCCDDDA < /b> DCCBA < /b> D 21 22 23 24 ... approves B attracts C appreciates D applauds Question 32: A < /b> capable B willing C agreed D wanting Question 33: A < /b> realise B relate C believe D detect Question 34: A < /b> task B work C act D job Question ... 33 34 35 36 37 38 39 40 CBDCBA < /b> DDDA < /b> CBA < /b> BBCBBA < /b> C 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 12 CA < /b> BA < /b> BA < /b> DBBA < /b> ABA < /b> ABA < /b> BDCBD Igloos 61 62 63 64 65...
... reproduced B replaced C removed D remained Read the following passage and mark the letter A < /b> BCorD on your answer sheet to indicate the correct answer Unconscious facial expressions and “body language” ... because the weather was so bad C The bad weather was the reason that made our excursion to London have been fallen over D Our plans for an excursion have fallen away because the weather was bad ... However B Therefore C Although D Despite Question 64 : A < /b> forbade Question 65 : A < /b> New B disappointed B Recent C avoided C Modern D discouraged D Late Question 66 : A < /b> methods B ways C systems D means...
... unhealthy C richness D wealthy 22 A < /b> journal B report C journalist DB decided C decisive D decision newspaperman 23 A < /b> decide 24 A < /b> luck unlucky B lucky C unluck D 25 A < /b> happy unhappily B happiness C happily ... 20 Do you (A)< /b> remember Mrs Goddard, (B) who taught us (C) the English composition when we were (D) in grade 10 III Read the passage and choose the best answer for each blank Emma Harte, in Barbara ... are leading a < /b> hard life they feel …………….what they have A < /b> contented with contented to B contented about CD contented of Will you go upstairs and………… my slippers, please? A < /b> collect B take C obtain...
... American C function C communication C hobby C hot C horses C floor C cake C month C soon C child C Italian C pay C Australia C China C American C function C communication C England C American C international ... D hat D abandon D train D reminisce D- disappear D near D lecturer D borrow D physicist D basic D medicine D American D return D second D sponsor D digestion D entered D battle binh bac72@gmail.com ... thought D cherry D button D reach D sentence D activity D professor D lead D food D decided D beer D far D lean D mild D truth D bus D hour D opened D perhaps D marshes D tropical D habitat D killed...
... Danh m c tài liệu Khoá h c A:< /b> Phát triển b n vững Nhận th c Môi trờng B i - Ccđc điểm đa < /b> lý, d n c sinh thái lu v c sông Mê C ng B i - Những hoạt động th c tiễn không b n vững lu v c sông ... QLTN&MTT c Hiệu B i - Chính sách c ng cB o vệ Môi trờng B i - Cc công c quản lý tài nguyên n c tổng hợp (IREM) th c tế Khoá h c D: Thủ t c Đánh giá T c động Môi trờng Quyết định B i - Giới ... triển b n vững Uỷ hội sông Mê C ng Khoá h c B: Giới thiệu Khoa h c Môi trờng lu v c sông Mê C ng B i - Định ngh a < /b> môi trờng lu v c sông Mê C ng B i - Giới thiệu khái niệm khoa h c hệ sinh thái B i...
... loud c pour d mouse ca < /b> roar b coat c roast d toast a < /b> a sick b surely c search d send ba < /b> room b gloomy c poor d wood ca < /b> know b cow c tower d now a < /b> a doubt b count c bought d cloud c Find ... is called the a < /b> debtor b lender c orator d borrower a < /b> 35 It was said that the debtor would be as he had lost all his money and couldn’t pay off his debts a < /b> illegal b legal c bankrupt d lawful ... what d whom b Test 36 Pronunciation a < /b> burden b burglar c surprise d during da < /b> tumour b humour c studio d bump da < /b> hear b year c bear d near ca < /b> leap b cheap c pear d peach ca < /b> mother b bottle...
... VĂN (b ng A,< /b> B, C, DB) Tỉnh N .A < /b> năm h c 08 - 09 MễN NG VN BNG BC u 1(6,0 im) S cu th bt c ngh gỡ cng l mt s bt lng (Nam Cao) Suy ngh ca anh, ch v ý kin trờn C u ( 6,0 im) Cm nhn ca anh, ch v ... VN BNG C Cõu 1(6,0 im) S cu th bt c ngh gỡ cng l mt s bt lng (Nam Cao) Suy ngh ca anh, ch v ý kin trờn C u ( 6,0 im) Cm nhn ca anh, ch v hỡnh nh ngn ốn ca ch Tý truyn Hai a < /b> tr (Thch Lam) C u ... khỏng chin, c ch mng v d n tc PHAN ANH C NG Đề - Đáp án thi HSG VĂN (b ng A,< /b> B, C, DB) Tỉnh N .A < /b> năm h c 08 - 09 - C i tụi th hin s gn b , ho nhp gia nhõn d n vi c ch mng, mang tm v c ln lao, cao p...
... solutions Example: A:< /b> Beaches are filled with plastic bags , pieces of glass and cigarette butts This makes the sea polluted and endanges sea plants and animals B We should clean beaches and tell ... plastic filled with bags in plastic bags proper dusbins 2.whales and Extinct/ Dont let hurnted for disappear people sell food whale products 3.Explossives Polluted water Be banned used to catch ... sentence Life span Up to 60-70 years for the paragraph Special Biggest animals that -T checks their topic sentences nd features have teeth on Earth provide feedback and give correct Have the largest...
... SH ^ PD ị SH ^ ((PQCD) ị VS PQCD = SPQCD SH = 3 ãC th d ng c ng thc t s th tớch: ỡVS.PQC SP SQ 2 4 = = ị VS.PQC = VS ABC = a < /b> ù 27 10 ù VS ABC SA SB 3 ị VS PQCD = VS PQC + VS PCD = a < /b> 27 ... trỡnh chun C u VI .a:< /b> 1) C i xng vi A < /b> qua ng thng d ị C( 3; 1) B, D ẻ d AB = AD = ị B( 2; 1), D( 6; 5) ợ r r a < /b> ^ n r r r ộ 2) E ẻ (d2 ) ị E(3; 7; 6) rV rP ị aV = nP , ad ự = -4(1;1; -1) ị (D) : ỷ aV ... , D) = ù ộ a < /b> = 2, b = -1, c = -10 ộ D : x - y - 10 = Gi s (D) : ax + by + c = (c 0) T: ị a < /b> = 1, b = 2, c = -10 ị D : x + y - 10 = ở ùcos (d , D) = ợ uuu r uuu r 2) Ly B ẻ (d1 ), C ẻ (d2 ) T : AB...
... SD, Q = BM ầ AD ị P l trng tõm DSCM, Q l trung im ca MB ã VMDPQ VMCNB = MD MP MQ 1 = = ị VDPQCNB = VMCNB MC MN MB 6 ã Vỡ D l trung im ca MC nờn d ( M ,(CNB)) = 2d (D ,(CNB)) ị VMCNB = 2VDCNB ... = 2VDCNB = VDCSB = VS ABCD ị VDPQCNB = VSABNPQ 7 VS ABCD ị VSABNPQ = VS ABCD ị = 12 12 VDPQCNB C u V: T gi thit x + y + z2 = ị < x , y, z < ã p dng BT C si cho s dng: x ,1 - x - x ta c: Trn ... b2 + c 0) r r ã Vỡ d è (P) nờn ud ^ nP ị a < /b> - b + c = b = a < /b> + c (ã ) ãd , D = 450 a < /b> + b + 2c 2 a < /b> +b +c = (1) 2 (a < /b> + b + c )2 = 9 (a < /b> + b2 + c ) c = 1 4c2 + 30 ac = ở1 5a < /b> + 7c = ã Vi c = 0: chn...
... VKMCAND, V2 = VKBB C MAA D N ED.SD ADN = a3< /b> 7 29 EK EM EC a < /b> = = ị V1 = VKMCAND = VEAND = a3< /b> = a3< /b> , V2 = Vhlp V1 = 8 36 36 EA EN ED ã Vhlp = a3< /b> , ã VEKMC VEAND ị VEAND = V1 = V2 29 C u ... C u VII .a:< /b> PT -1 ờz = ởz = -1 ở( z + 1) = z = i + Theo chng trỡnh nõng cao C u VI .b: 1) V CH ^ AB, IK ^ AB AB = ị CH = 2SD ABC AB = ịIK = 1 Gi s I (a;< /b> 3a < /b> 8) ẻ d CH = a < /b> = Phng trỡnh AB: ... - ữdx = x + - ln x + x + ỷ ỗ ữ x +1 ứ ố x +1 = + ln ( + ) - ln ( + ) C u IV: Gi E = AK ầ DC, M = IE ầ CCÂ, N = IE ầ DDÂ Mt phng (AKI) chia hỡnh lp phng thnh hai a < /b> din: KMCAND v KBB C MAA D N...
... 1 1 Ta c : + ; + ; + a < /b> + bb + ca < /b> + 2b + cb + cc + a < /b> a + b + 2c c + a < /b> a + b 2a+< /b> b+ c 2 Mt kh c: = 2a < /b> + b + c + - 4a < /b> - 2b - 2c 2a < /b> + b + c 2a < /b> + b2 + c + a < /b> + 2 (a < /b> - 1) + (b - 1) + (c - 1) ... 2b + c + a < /b> b + 2c + a < /b> + bc + 1 4 T ú suy ra: + + + + a+< /b> bb +c c +a < /b> a +7 b +7 c +7 ng thc xy v ch a < /b> = b = c = II PHN T CHN Theo chng trỡnh chun C u VI .a:< /b> 1) Gi A1< /b> , A2< /b> ln lt l im i xng ca A < /b> qua ... thng d: y = -16 ùz = 32 ợ C u VII .a:< /b> Phn thc a < /b> = 88, phn o b = 59 Theo chng trỡnh nõng cao C u VI .b: 1) Chỳ ý: d1 ^ d2 v DABC vuụng c n ti A < /b> nờn A < /b> c ch u d1 , d2 ị A < /b> l giao im ca d v ng phõn giỏc...
... = ịV ÂÂ = 2VMAÂ BC = a.< /b> a = BA < /b> MCN 3 2 ã Gi j l g c gia hai mt phng (A< /b> MCN) v (ABCD), P l trung im ca CD ị NP ^ (ABCD) SDMCN = S a2< /b> a2< /b> 6 , SDMCP = ị cos j = D MCP = 4 SDMCN x y z 1 + + ... lim xđ0 (cos2 x - 1)sin x x sin x.cos x = lim xđ0 - sin x x cos x = -1 C u IV: A< /b> MCN l hỡnh thoi ị MN ^ A< /b> C, DBÂMN c n ti B ị MN ^ B O ị MN ^ (A< /b> B C) ãV MAÂ BC 1 a < /b> a3 a3< /b> = MO.SD A< /b> BC = ịV ... R1 - d1 = R2 - d2 d2 - d1 = 12 a2< /b> + b2 - (-2 a < /b> - 3b) 2 a2< /b> + b2 = 12 b = b2 + 3ab = b = - 3a < /b> ã Vi b = 0: Chn a < /b> = ị Phng trỡnh d: x - = ã Vi b = 3a:< /b> Chn a < /b> = 1, b = ị Phng trỡnh d: x - y + =...
... P)) = a < /b> ữ AB = 9 ứ 3 ố 2 AB = d (A,< /b> (P)) 2a < /b> - a < /b> + = a < /b> a < /b> = ị A(< /b> 3; 0; 0) 3 C u VII .a:< /b> Gi s s tho l: a1< /b> a2 a3< /b> a4 a5< /b> ị B Trn S Tựng a+< /b> 3 ã Nu a1< /b> = thỡ c : A7< /b> = 840 (s) 3 ã Nu a2< /b> = thỡ c : C6 A6< /b> = ... ị BO: x - y = ị B( 4; 7) ị BC: y + = uuu r uuu r r 2) Gi s A(< /b> a; 0; 0) ẻ Ox, B( 1+t; 2t; 2+2t) ẻ d AB = (t + - a;< /b> 2t; -2 + 2t ) AB ^ ud t = ổ 12 + a < /b> 2 (a < /b> + 3) 2a < /b> - 12 2 ; ; 2a2< /b> - 6a < /b> + d ( A,< /b> ( ... zứ C u V: ã Chỳ ý: Vi a,< /b> b > 0, ta c : Du "=" xy x = y = z = 1005 Vy MinP = 670 II PHN T CHN Theo chng trỡnh chun C u VI .a:< /b> 1) Gi s: AB: x y + = , AC: x + y 21 = Suy ra: A(< /b> 0; 3) BO ^ AC...
... SD.SB = 2c + a < /b> = ị sin ã = Mt kh c, cos SDB SDB SD.SB ac 3 b 2c + a < /b> 1 abc VSDBC = SC.SSDB = SC.SD.SB.sin ã = SDB 6 2c + a < /b> V a < /b> a2 bc AD a < /b> M ASDB = ị VASDB = VCSDB = = VCSDB DC 2c 2c 12 2c + a < /b> ... S ASD AS.SD.sin 30 a < /b> Ta c : ị DA = DC ị SD = = = = 2c 2c + a < /b> CD SCSD 2c CS.SD uur uur uuu uur ổ 2cSA + aSC uur r 2c uur uur 2c abc ị SD.SB = ỗ SA.SB = ab.cos 600 = ữ SB = 2c + a < /b> 2c + a < /b> 2c + a < /b> ... a < /b> ố 2c + a < /b> ứ Trn S Tựng p x x - ũ tan e x dx + ũ tan e x dx = e 2 0 v SD = uur uur 4c SA + a < /b> SC + 4caSA.SC 2 2 ( 2c + a)< /b> 2 = a2< /b> c + a2< /b> c - a2< /b> c ( 2c + a)< /b> 2 = 3a < /b> c ( 2c + a)< /b> 2 ị SD = ac 2c + a < /b> abc uuu...
... 117p C u IV: Gi N = BM ầ AC ị N l trng tõm ca DABD K NK // SA (K ẻ SC) K KI // SO (I ẻ AC) ị KI ^ (ABCD) Vy VK BCDM = KI SBCDM KI CK CK CN = (1), DKNC ~ DSAC ị = (2) SO CS CS CA KI CN CO + ON CO ... + CO 2 a < /b> T (1) v (2) ị = = = = ị KI = SO = SO CA 2CO 2CO 3 a < /b> 3 Ta c : DADC u ị CM ^ AD v CM = ị SBCDM = ( DM + BC ).CM = a < /b> 2 Ta c : DSOC ~ DKIC ị Trn S Tựng a3< /b> KI SBCDM = x 3x2 x x C u V: Ta c ... Theo chng trỡnh nõng cao C u VI .b: 1) Ta cA < /b> = AD ầ AM ị A(< /b> 9; 2) Gi C l im i xng ca C qua AD ị C ẻ AB x -9 y+2 = x + 7y + = - -1 + Vit phng trỡnh ng thng Cx // AB ị (Cx): x + y - 25 = Ta tỡm...
... ca BC DABC vuụng c n ti A < /b> nờn AI cng l phõn gi c ca ã BAC ợIB = IC Do ú AB v AC hp vi AI mt g c 450 ã Gi d l ng thng qua A < /b> v hp vi AI mt g c 450 Khi ú B, C l giao im ca d vi (C) v AB = AC uu ... ứ0 1 a < /b> a2 a3< /b> C u IV: Vỡ ABB A< /b> l hỡnh b nh hnh nờn ta c : VC ABB ' = VC AB ' A < /b> ' M VC ABB ' = A< /b> M S ABC = = 3 Vy, VC ABB ' A < /b> ' = 2VC ABB ' = a3< /b> a3< /b> = C u V: Ta c : P = x + (2 - y)2 + ... Vỡ IA = (2;1) (1; 1), (1; 1) nờn d khụng c ng phng vi cc trc to ị VTCP ca dc hai thnh phn u r kh c Gi u = (1; a)< /b> l VTCP ca d Ta c : uu r r cos ( IA, u ) = 2 +a < /b> + a2< /b> 2 +a < /b> = = 22 + + a2< /b> 2 + a...