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> You'd better begin the preparations now and the most important thing is to check ______ the lab
You'd better begin the preparations now and the most important thing is to check ______ the lab
题目简介
You'd better begin the preparations now and the most important thing is to check ______ the lab
题目详情
You'd better begin the preparations now and the most important thing is to check ______ the
laboratory can be used for the tests.
[ ]
A. where
B. when
C. what
D. that
题型:单选题
难度:中档
来源:北京模拟题
答案
B
上一篇 :
受精卵是植物个体发育的起点.__
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The old lady's hand shook fr
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题目简介
You'd better begin the preparations now and the most important thing is to check ______ the lab
题目详情
laboratory can be used for the tests.
B. when
C. what
D. that
答案