______ halfway through the exercise, the teacher changed his mind and collected all our papers.
#70292
A
When only being
B
When we were only
C
Being only
D
Having been
推荐题目
_______ is the most useful invention?
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A
Do you think which of these
B
Which of these do you think
C
Which of these you think
D
You think which of these
Can you make sure ______the gold ring?
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A
where Alice had put
B
where had Alice put
C
where Alice has put
D
where has Alice put