超碰免费人人操|国产视频二区久久艹人人操|欧美激情第一页在线|久热最新无码中文视频|91精品国际成人|亚洲成人精品在线视频青青草|久草免费高清完整在线观看|你懂的AV在线日本黄网页|国产黄色AV日韩女同网|欧美成人色区导航片av

W(xu)W(wng) > иԇ > иԇxČW(xu)g(sh)~Rȫ

иԇxČW(xu)g(sh)~Rȫ

l(f)rg:2017-08-05݋

иxԇ^(jng)ЌW(xu)sČW(xu)g(sh)~Rס˼·xٶȣСѼиԇxČW(xu)g(sh)~Rȫx鿴ϣゃЎ

ʲônjW(xu)g(sh)~R

иxn(jng)ЌW(xu)sČW(xu)g(sh)~R^۲@~RxٶȣӰw_иxеĆ~Աwһ㹦~R͌W(xu)g(sh)~Rһ㹦~]@ČW(xu)g(sh)磺animal, organ, time W(xu)g(sh)~RָһضW(xu)Ʊ~RijһNarchaeopteryx(ʼB);ijһY(ji)(gu)nerve cord((jng))ijһvʷr Cretaceous(׈׼o(j))ȵһ㹦~иxе@ЩW(xu)g(sh)~R׌҂xϵK

wfxеČW(xu)g(sh)~R֮yҪ棺һ҂俼^кٕijضW(xu)Ƶ~R;ڶW(xu)g(sh)~Ryͨ~~Yȥœy;҂ܸ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)~Rʲôԇжoκν?

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)xƻо)ZԿԇ͸ӂ(c)ڜyԇܷڇĴW(xu)h(hun)沢ҌW(xu)(x)ڴW(xu)һW(xu)xʲô?@ȻǸNnôᘌ@Nиԇx־͑(yng)ԓW(xu)ܷxnW(xu)nw׶ɌW(xu)g(sh)ԵĶνMдČW(xu)g(sh)~R@иxҲF(xin)˶ČW(xu)g(sh)~R(yng)(dng)ˡֻ@ӲW(xu)Ƿܿn

һmǧ퓵ӢnиxyȻö࣬fxиx²һxӢn;и¶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)~RDzHҲǵЧʵиxµij}}ƫõġڿǰW(xu)g(sh)~Rr҂ֻھ(x)r}еČW(xu)g(sh)~RM(jn)һHH"J(rn)R~"Ŀ(bio) f@ӁeһČW(xu)g(sh)~RԱCԇrP(gun)W(xu)g(sh)~RXһҊıﻯW(xu)н(jng)F(xin)carbohydrate(̼ˮ)н(jng)F(xin)vertebrate(׵)

"|(zh)"Ć}--W(xu)g(sh)~R

(dng)҂ڿϕrвͬW(xu)g(sh)~RČӴҲ"|(zh)"DzͬҪԚw

һЛ]нoP(gun)ጻx@W(xu)g(sh)~Rֻ""Ϳ

磺Among the species of seabirds that use the windswept cliffs of the Atlantic coast ofCanada in the summer to mate, lay eggs, and rear their young are common murres, Atlanticpuffins, black-legged kittiwakes, and northern gannets.

"common murres", "Atlantic puffins", "black-legged kittiwakes", "northern gannets" ҂İČW(xu)g(sh)~R҂ֻҪxһЩBͿȻĸsքe"C" "A" "BK" "N"(bio)ӛ֮P(gun)}r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

BCDxֱӌ(yng)"A" "BK" "N"

ڶнoP(gun)ጻx@W(xu)g(sh)~R҂HҪ֪""߀ҪжxҕҊW(xu)g(sh)~Rxጵ̖УxľͬλZľ䣬Z̖̖ȡ

1. Further burial and slow cementation - a process by which crystals become boundtogether in a mosaic of intergrown ice crystals - finally produce solid glacial ice.

@ƪ}DZcementation()һ|(zh)W(xu)g(sh)Z̖֮gIJnjcementationĽጶx

2. The moon may be divided into two major terrains: the Maria (dark lowlands) and theTerrace (bright highlands).

@һMaria(º)Terrace()P(gun)ČW(xu)g(sh)~R̖֮еIJ@M(jn)˽ԓµһ}ĿУ

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.

xDļnjԓԒ̖еČW(xu)g(sh)~ጲM(jn)еһ

_đB(ti)挦W(xu)g(sh)~R

W(xu)g(sh)~RȻһЩyȣƽr(x)Ϳόһ_đB(ti)ǺҪȻиx鱾|(zh)ĽǶȳl(f)ģMǽW(xu)ČW(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

ͬиxrҲ(dng)һnW(xu)(x)^һЩҪg(sh)Z(W(xu)g(sh)~R)n(иx)Ǖoጶx@ЩҲnjW(xu)(x)cҪ⡣cnͬnϣͶxͻصw̖ʾиx҂Ҫw̖ȫһӵȡcW(xu)g(sh)~RĽጶxһЩҪČW(xu)g(sh)~R"|(zh)"ҲҪôߡ

ֻҪסиxЌW(xu)g(sh)~RĿ챾|(zh)ƽrm(dng)e_đ(yng)ټ_挦đB(ti)ŴҶ܉򹥿иx廨TČW(xu)g(sh)~R

Ŀ]
W(xu)YӍW(xu)MW(xu)CW(xu)W(xu)W(xu)(jng)W(xu)ԇՈ
c
]x

W(xu)W(wng)©YJBYS.com