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【多选题】
经过 70多年的开发建设,黑龙江垦区已成为()A.
国家粮食安全的压舱石
B.
农业对外合作的排头兵
C.
安边固疆的稳定器
D.
现代科技孵化器
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举一反三
【简答题】汽油机燃料供给系一般由 、 、 、 等装置组成
【单选题】It took my father half an hour to finish ____ my bike.
A.
repairing
B.
repair
C.
to repair
D.
repaired
【多选题】half an hour, my parents, back to the hotel, finally find their way
A.
It took my parents half an hour to finally find their way back to the hotel.
B.
It took half an hour of my parents to finally find their way back to the hotel.
C.
It took half an hour for my parents to finally find their way back to the hotel.
【简答题】It takes sb. time to do ... OR It takes time for sb. to do ... (the use of the anticipatory it: 用作先行词的it) 1.half an hour, my parents, back to the hotel, finally find their way
【单选题】__________ is often the case with her, my mother talked about my study for at least half an hour nonstop before she drove me to school yesterday．
A.
As
B.
Which
C.
What
D.
That
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