单项选择题
______ all the members of the commission present here w...
单项选择题______ all the members of the commission present here who are here tonight, I would like to thank Professor Clinton for his informative talk.
Some conductors ______ sound amplification at their con...
单项选择题Some conductors ______ sound amplification at their concerts.
Having weighed up all the factors the department finall...
单项选择题Having weighed up all the factors the department finally agreed to receive all the ______ to the committee.
