Many economists say the United States will_____economic recession in at least one year.
A. pull down
B. pull away
C. pull out
D. pull out of
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我国的总政策是以经济建设为中心,坚持四项基本原则,坚持改革开放。()
A huge amount of environmental damage has been brought_____by the destruction of the rainforests.
A. about
B. back
C. up
D. forward
用者付费是指政府对某种物品、服务或行为确定“价格”,由使用者或行为者支付这种费用,通常都是以征税的方式出现的。()
The plan fell_____for it proved to be too costly.
A. off
B. behind
C. down
D. out