皮皮学，免费搜题
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【单选题】
关于胎盘功能下述哪项是不正确的A.
钾、钠在间可以自由交换
B.
母体血浆中的钙比胎儿血中钙浓度低,钙不能转运给胎儿
C.
胆固醇能被胎盘摄取造成脂质供给胎儿
D.
IgM不能通过胎盘
E.
IgG可通过胎盘
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皮皮学刷刷变学霸
举一反三
【单选题】'Do you think it is going to rain over the weekend?''______'.
A.
I don't believe
B.
I don't believe it
C.
I believe not so
D.
I don't believe so
【简答题】I don't like going on a picnic. I like going hiking. I like going hiking __ __going on a picnic.
【单选题】听力原文：W: Are you going to graduate next year? M: I don't think so. I don't have enough credits in my major yet and I still have some basic courses to take. Q: What does the man mean? (17)
A.
He wants to stay in school longer after graduation.
B.
He needs more credits before graduation.
C.
He is going to drop out of school.
D.
He has taken all his classes in his major.
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