`(yng)иx}еČW(xu)g(sh)~R
ʲônjW(xu)g(sh)~R

иxn(jng)ЌW(xu)sČW(xu)g(sh)~R^۲@~RxٶȣӰw_иxУеĆ~Աwһ㹦~R͌W(xu)g(sh)~Rһ㹦~]@ČW(xu)g(sh)磺animal, organ, timeW(xu)g(sh)~RָһضW(xu)Ʊ~RijһNarchaeopteryx(ʼB)ijһ(g)Y(ji)(gu)nerve cord((jng))ijһ(g)vʷr(sh)ڣCretaceous(o(j))ȵһ㹦~иxе@ЩW(xu)g(sh)~R҂xϵK
wfxеČW(xu)g(sh)~R֮yҪ(g)棺һ҂俼^кٕij(g)ضW(xu)Ƶ~RڶW(xu)g(sh)~Ryͨ~~Yȥy҂ܸBĝhZ˼֪磺иxгF(xin)^һNKittiwakeBhZֺt@(g)~҂Ҳ] ^İČW(xu)g(sh)~RӰ҂xٶҲӰ҂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)Ӌ(j)M(jn)иxһԭ憖}Ĵ҂ԏиԇı|(zh)˼иĴ_ZԿԇиԇĸZӢZDžsӢZҌW(xu)(x)ČW(xu)ô@ЩW(xu)(ж(sh)xƻо)ZԿԇӂ(c)ڜyԇܷڇĴW(xu)h(hun)沢ҌW(xu)(x)ڴW(xu)һ(g)W(xu)xʲô@ȻǸNnôᘌ@Nиԇx־͑(yng)ԓW(xu)ܷxnW(xu)nwɌW(xu)g(sh)ԵĶνMдČW(xu)g(sh)~R@ӣиxҲF(xin)˶ČW(xu)g(sh)~R(yng)(dng)ֻ@ӲW(xu)Ƿܿnһmǧ퓵ӢnиxyȻö࣬fxиx²һxӢnи¶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)HҲǵЧʵġиxµij}}ƫõڿǰW(xu)g(sh)~Rr(sh)҂ֻھ(x)r(sh)}еČW(xu)g(sh)~RM(jn)һHH"J(rn)R~"Ŀ(bio) f@ӁeһČW(xu)g(sh)~RԱCԇr(sh)P(gun)W(xu)g(sh)~RXһ(g)ҊıﻯW(xu)н(jng)F(xin)carbohydrate(̼ˮ)н(jng)F(xin)vertebrate()ȡ
"|(zh)"Ć}-W(xu)g(sh)~R
(dng)҂ڿϕr(sh)вͬW(xu)g(sh)~RČӴΣҲ"|(zh)"DzͬҪԚw
һЛ]нoP(gun)ጻx@W(xu)g(sh)~Rֻ""Ϳԡ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҂ֻҪxһЩBͿԣȻĸsքe"C" "A" "BK""N"(bio)ӛ֮P(gun)}r(sh)磺
According to the passage, which of the following birds conceal their nest?
(A) Bonaparte's 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҂HҪ֪""߀ҪжxҕҊW(xu)g(sh)~Rxጵ̖УxľͬλZľ䣬Z̖̖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}DZcementation()һ(g)|(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)
@һУMaria(º)Terrace()P(gun)ČW(xu)g(sh)~R̖֮еIJ@M(jn)˽ԓµһ(g)}ĿУAll 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(g)
_đB(ti)挦W(xu)g(sh)~R
W(xu)g(sh)~RȻһЩyȣƽr(sh)(x)Ϳόһ(g)_đB(ti)ǺҪȻиx鱾|(zh)ĽǶȳl(f)ģMǽW(xu)ČW(xu)(x)^̡ôڌW(xu)(x)^Уxn^϶кܶg(sh)Zİ]Ҋ^ģW(xu)(x)ǰİ֪R׃Ϥ^ͨ^nxW(xu)(x)ЩW(xu)g(sh)~RŌW(xu)֪R
ͬиxr(sh)Ҳ(dng)һ(g)nW(xu)(x)^һЩҪg(sh)Z(W(xu)g(sh)~R)n(иx)Ǖoጶx@ЩҲnjW(xu)(x)c(din)Ҫ⡣cnͬnϣͶxͻصw̖ʾиx҂Ҫw̖ȫһӵȡc(din)W(xu)g(sh)~RĽጶxһЩҪČW(xu)g(sh)~R"|(zh)"ҲҪôߡֻҪסиxЌW(xu)g(sh)~RĿ챾|(zh)ƽr(sh)m(dng)eۣ_đ(yng)ټ_挦đB(ti)ŴҶ܉иx廨TČW(xu)g(sh)~R
`(yng)иx}еČW(xu)g(sh)~RP(gun)£
Ԕιиx^y~R09-05
иx~R09-07
иxķ~R09-07
иx~R09-02
иxԇ~R08-26
иx~R09-06
иx~R09-02
иx~Rx08-31