皮皮学，免费搜题
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【单选题】
某孕妇,孕35,先兆早产,为预防早产儿特发性呼吸窘迫综合症,可在分娩前对孕妇使用哪种药物( )[单选题]
A.
给氧
B.
能量合剂
C.
小三联注射
D.
地塞
E.
抗生素
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【单选题】There are ________ eggs in the basket.
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【单选题】Here is ____ basket. ___ basket is mine.
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【单选题】There are ________ in the basket.
A.
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A.
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B.
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D.
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【单选题】'There _______ some orange in the bottle, but there _______ any bananas in the basket. [     ]
A.
was, weren't
B.
wasn't, were
C.
weren't, were
D.
were, weren't
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相关题目：
【判断题】基质势可直接用张力计在田间测定
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正确
B.
错误
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