. You had better take enough money with

题型:选择题

问题:

. You had better take enough money with _________ while you ___________.

A.yourself, were shopping

B.yourself, are shopping

C.you, are shopping

D.you, were shopping

考点:过去进行时一般现在时过去完成进行时
题型:选择题

“滑梯”运动的方法是:让婴幼儿俯卧在滑板上,双手抓住滑梯两侧用力向下滑,滑下时()朝前伸展,双腿并拢头抬高。

A.单臂

B.双臂

C.身体

D.头部

题型:选择题

以下何种抗原对移植最为重要()

A.HLA-A、B、C

B.HLA-DP

C.HLA-DQ

D.HLA-DR

E.HIA-D

题型:选择题

枪的口径通常不大于()毫米。

A.20

B.10

C.25

D.15

题型:选择题

盐城烟草实施高价卷烟货源供应管理四个具体办法是什么?

题型:选择题

频谱密度S(f)和频谱C(jnw。)的量纲分别是什么。

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