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【单选题】
下列不能造成温室效应的气体是()A.
二氧化碳、一氧化碳
B.
甲烷
C.
全氟烃PFC
D.
二氧化氮
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【单选题】It's no secret that many children would be healthier and happier with adoptive parents than with the parents that nature dealt them. That's especially true of children who remain in abusive homes beca...
A.
The biological link.
B.
The child's benefits.
C.
The traditional practice.
D.
The parents' feelings.
【单选题】It's no secret that many children would be healthier and happier with adoptive parents than with the parents that nature dealt them. That's especially true of children who remain in abusive homes beca...
A.
The biological link.
B.
The traditional practice.
C.
The child's benefits.
D.
The parents' feelings.
【简答题】对花是指面料上的花型图案在成衣后, ( ) 花型应该保持完整 。A. 前襟 B. 主要的组合部位 C. 背缝 D. 袖中线
【单选题】Good morning, may I speak to Mark, please? -- _________
A.
Who's there?
B.
Who's that speaking?
C.
Who are you?
D.
Who wants to speak to tark?
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