How is the image of the north polar cap of Mars? What is the summertime polar cap composed of?

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问题 How is the image of the north polar cap of Mars?
What is the summertime polar cap composed of?

选项 A、Dust.
B、Sand.
C、Water ice.
D、Volcanic rocks.

答案C

解析见第一段最后一句Previous spacecraft observations have shown that this summertime polar cap is composed of water ice，just like Earth’s polar caps．

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How is the image of the north polar cap of Mars? What is the summertime polar cap composed of?

GCT工程硕士（英语）

专业硕士

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Accordingtotheauthor,thesystemofpowersharingbetweentheWhiteHouseandthegenerals______.Thephrase"theuniformed

Whatdoesthelastsentenceofparagraphoneimply?Whatistheauthor’smainpoint?

StudentA:______StudentB:What’stheproblem?StudentA:Iswitchedonthepowerfiveminutesago,andnowitdoesn’tshowup

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Theauthorreferstotheoceanbottomasa"frontier"inthefirstsentencebecauseit______.Whichofthefollowingistreeof

HowistheimageofthenorthpolarcapofMars?WhenweretheimagesofMarstaken?

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Developingcountriesareunusuallyvulnerabletocigaretteadvertising.Untilrecently,someofthemsoldtobaccoonlythroughg

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颜真卿的()等历来受学书者推崇。

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How is the image of the north polar cap of Mars? What is the summertime polar cap composed of?

GCT工程硕士（英语）

专业硕士

国家性的法律监督主体包括()。

Thepassagefocuseson______.WeunderstandfromthepassagethattheUnitedStates______.

Accordingtotheauthor,thesystemofpowersharingbetweentheWhiteHouseandthegenerals______.Thephrase"theuniformed

Whatdoesthelastsentenceofparagraphoneimply?Whatistheauthor’smainpoint?

StudentA:______StudentB:What’stheproblem?StudentA:Iswitchedonthepowerfiveminutesago,andnowitdoesn’tshowup

Cancellationoftheflight______manypassengerstospendthenightattheairport.

Theauthorreferstotheoceanbottomasa"frontier"inthefirstsentencebecauseit______.Whichofthefollowingistreeof

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Developingcountriesareunusuallyvulnerabletocigaretteadvertising.Untilrecently,someofthemsoldtobaccoonlythroughg

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A、 B、 C、 D、 C每一个黑色小圆相当于两个白色小圆，则第一行白色小圆数量为19，第二行为18，构成等差数列，第三行数量应为17，空缺处应为C项。’

Inthosedaysshewasalwayslostinthought,sothatshehadtobecalledthreeorfourtimes______shecametoherdinner.

A、Iworkhard.B、I’mdancing.C、I’vegotaheadache.D、Ilikeswimming.C问题为“你怎么啦?”4个选项中只有C“我头疼”是合适的回答，故选C。

Thepassagefocuseson.WeunderstandfromthepassagethattheUnitedStates.

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