问题
ou’d better _______all the lights are off before you go to bed.
A:look through
B:find out
C:take care
D:make sure
B:find out
C:take care
D:make sure
正确答案是:
同类题型
Do you know Australia was, as a matter of fact,________ used to be a nation of prisoners?
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___, but he still couldn’t understand the logical connection of the two subjects.