题目内容
(请给出正确答案)
[单选题]
Metals expand when they are heated and ____ when cooled.
A、indicate
B、eliminate
C、conquer
D、contract
答案
查看答案
A、indicate
B、eliminate
C、conquer
D、contract
第1题
A robot can be used to expand our frontiers when ______.
A.its intelligence and cost are beyond question
B.it is able to bear the rough environment
C.it is made as complex as the human brain
D.its architecture is different from that of the present ones
第2题
A.正确
B.错误
第6题
I didn’t know __to do with it.
A. What
B. Which
C. Why
D. When
第8题
A.couldn’t have smiled
B.wouldn’t be smiling
C.didn’t smile
D.won’t smile
第9题
A、affected
B、dissed
C、plain
D、disturbed
第10题
A.you will
B.you can
C.can you
D.can’t you