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  • 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˼·xٶСѼиԇxČW(xu)g(sh)~Rȫx鿴ϣゃЎ

    ʲônjW(xu)g(sh)~R

    иxnϣ(jng)ЌW(xu)sČW(xu)g(sh)~R^۲@~RxٶӰw_ʡиxеĆ~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)ȵȡһ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)ӋMиxһԭ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)~RDzHģҲǵЧʵиxµij}}ƫõڿǰW(xu)g(sh)~Rr҂ֻھ(x)r}еČW(xu)g(sh)~RMһHH"JR~"Ŀ 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ͿԣȻĸsքe"C" "A" "BK" "N"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"ɡ

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

    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)Z̖֮gIJ֣njcementationĽጶx

    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˽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.

    xDļnjԓԒ̖еČW(xu)g(sh)~ጲMеһ顣

    _đB(ti)挦W(xu)g(sh)~R

    W(xu)g(sh)~RȻһЩyƽr(x)Ϳόһ_đB(ti)ǺҪġȻиx鱾|(zh)ĽǶȳl(f)ģMǽW(xu)ČW(xu)(x)^̡ôڌW(xu)(x)^xn^϶кܶg(sh)Zİ]Ҋ^ģW(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)cҪcnͬǣnͶxͻصw̖ʾиxУ҂Ҫw̖ȫһӵȡcW(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

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