题目内容

Metal ______when heated.

A. expand
B. expanded
C. expands
D. is expanding

查看答案
更多问题

I _____a letter when she ____.

A. write, calls
B. wrote, called
C. was writing, calls
D. was writing, called

Nobody ___ him since last week.

A. Sees
B. has seen
C. saw
D. is seeing

I’d like the room ____.

A. is decorated
B. was decorated
C. has been decorated
D. to be decorated

She ___here a minute ago.

A. is
B. was
C. be
D. been

答案查题题库