单项选择题
A．important B．impossible C．impolite D．interesting
Quite a lot of people came over to help the poor man（） ...
单项选择题Quite a lot of people came over to help the poor man（） at once.
A. not asking B. without being asked C. without asking D. not asked
--"Did you review your lessons last night"--"No, but if...
单项选择题--"Did you review your lessons last night"--"No, but if I （）, I would have done better on today’s test."
A. had reviewed my lessons B. will review my lessons C. have reviewed my lessons D. have done
We have no idea at all （）A. gone where he hasB. why was...
单项选择题We have no idea at all （）
A. gone where he has B. why was he questioned by the police C. where he has gone D. where has he gone
