ô(yng)иxЌW(xu)g(sh)~R
ʲônjW(xu)g(sh)~R
иxnϣ(jng)ЌW(xu)sČW(xu)g(sh)~R^۲@~RxٶȣӰw_иxеĆ~Աwһ㹦~R͌W(xu)g(sh)~Rһ㹦~]@ČW(xu)g(sh)磺animal, organ, time W(xu)g(sh)~RָһضW(xu)Ʊ~RijһNarchaeopteryxʼBijһY(ji)(gu)nerve cord(jng)ijһvʷr Cretaceouso(j)ȵһ㹦~иxе@ЩW(xu)g(sh)~R҂xϵK
wfxеČW(xu)g(sh)~R֮yҪ棺һ҂俼^кٕijضW(xu)Ƶ~RڶW(xu)g(sh)~Ryͨ~~Yȥy҂ܸBĝhZ˼֪磺иxгF(xin)^һNKittiwakeBhZֺt@~҂Ҳ] ^İČW(xu)g(sh)~RӰ҂xٶȣҲӰ҂B(ti)
ʲôЌW(xu)g(sh)~R
ôȻиһTZԿԇôʲôxЕF(xin)˶ČW(xu)g(sh)~R@еČW(xu)g(sh)~Rʲôԇжoκνأ
ȑ(yng)ԓ緶(ni)ӢZ(qun)Ŀԇ֮һԇW(xu)g(sh)~RO(sh)ӋM(jn)иxһԭ憖}Ĵ҂ԏиԇı|(zh)˼
иĴ_ZԿԇиԇĸZӢZDžsӢZҌW(xu)(x)ČW(xu)ô@ЩW(xu)ж(sh)xƻоZԿԇӂ(c)ڜyԇܷڇĴW(xu)h(hun)沢ҌW(xu)(x)ڴW(xu)һW(xu)xʲô@ȻǸNnôᘌ@Nиԇx־͑(yng)ԓW(xu)ܷxnW(xu)nwɌW(xu)g(sh)ԵĶνMдČW(xu)g(sh)~R@иxҲF(xin)˶ČW(xu)g(sh)~R(yng)(dng)ֻ@ӲW(xu)Ƿܿn
һmǧ퓵ӢnиxyȻöfxиx²һxӢnи¶xͿ϶ҲyӢn
Ć}--ǰW(xu)g(sh)~R
ǰW(xu)g(sh)~Rԓ_и漰wʮ֏VȻƌW(xu)ĿƌW(xu)ƌW(xu)ˇg(sh)ȵȟoFMпԇеČW(xu)g(sh)~RDz(sh)HҲǵЧʵиxµij}}ƫõڿǰW(xu)g(sh)~Rr҂ֻھ(x)r}еČW(xu)g(sh)~RM(jn)һHHJ(rn)R~Ŀ(bio) f@ӁeһČW(xu)g(sh)~RԱCԇrP(gun)W(xu)g(sh)~RXһҊıﻯW(xu)н(jng)F(xin)carbohydrate̼ˮн(jng)F(xin)vertebrateȡ
|(zh)Ć}--W(xu)g(sh)~R
(dng)҂ڿϕrвͬW(xu)g(sh)~RČӴΣҲ|(zh)DzͬҪԚw
һЛ]нoP(gun)ጻx@W(xu)g(sh)~RֻͿ
磺Among the species of seabirds that use the windswept cliffs of the Atlantic coast of Canada in the summer to mate, lay eggs, and rear their young are common murres, Atlantic puffins, black-legged kittiwakes, and northern gannets.
common murres, Atlantic puffins, black-legged kittiwakes, northern gannets ҂İČW(xu)g(sh)~R҂ֻҪxһЩBͿԣȻĸsքeC A BK N(bio)ӛ֮P(gun)}r磺
According to the passage, which of the following birds conceal their nest?
(A) Bonapartes gulls
(B) Atlantic puffins
(C) Kittiwake gulls
(D) Northern gannets
BCDx(xing)ֱӌ(yng)A BK N
ڶнoP(gun)ጻx@W(xu)g(sh)~R҂HҪ֪߀ҪжxҕҊW(xu)g(sh)~Rxጵ̖УxľͬλZľZ̖̖
磺
1. Further burial and slow cementation - a process by which crystals become bound together in a mosaic of intergrown ice crystals - finally produce solid glacial ice.
@ƪ}DZcementatioṇһ|(zh)W(xu)g(sh)Z̖֮gIJnjcementationĽጶx
2. The moon may be divided into two major terrains: the Maria (dark lowlands) and the Terrace (bright highlands).
@һMariaºTerraceꑣP(gun)ČW(xu)g(sh)~R̖֮еIJ@M(jn)˽ԓµһ}Ŀ
All of the following are true of the Maria EXCEPT:
(A) They have small craters.
(B) They have been analyzed by astronomers.
(C) They have a rough texture.
(D) They tend to be darker than the terrace.
x(xing)DļnjԓԒ̖еČW(xu)g(sh)~ጲM(jn)еһ
_đB(ti)挦W(xu)g(sh)~R
W(xu)g(sh)~RȻһЩyƽr(x)Ϳόһ_đB(ti)ǺҪġȻиx鱾|(zh)ĽǶȳl(f)ģMǽW(xu).W(xu)(x)^̡ôڌW(xu)(x)^xn^϶кܶg(sh)Zİģ]Ҋ^W(xu)(x)ǰİ֪R׃Ϥ^ͨ^nxW(xu)(x)ЩW(xu)g(sh)~RŌW(xu)֪R
ͬӣиxrҲ(dng)һnW(xu)(x)^һЩҪg(sh)ZW(xu)g(sh)~Rnиx£Ǖoጶxģ@ЩҲnjW(xu)(x)c(din)ҪcnͬnͶxͻصw̖ʾиxУ҂Ҫw̖ȫһӵȡc(din)W(xu)g(sh)~RĽጶxһЩҪČW(xu)g(sh)~R|(zh)ҲҪô
ֻҪסиxЌW(xu)g(sh)~RĿ챾|(zh)ƽrm(dng)eۣ_đ(yng)ټ_挦đB(ti)ŴҶ܉иx廨TČW(xu)g(sh)~R
ô(yng)иxЌW(xu)g(sh)~RP(gun)£
ôиx~R}08-30
иx~R}(yng)ԓô09-05
н㑪(yng)иxе~08-13
иxI(y)~Rôk08-30
иx~R09-06
иx~R09-02
иx~Rx08-31
иx~R08-28