The sign “NoSmoking” can be seen ____.

It was from only a few supplies that she had bought in the village _____the hostess cooked such a nice dinner. [ ]

Her concert was ________ big success last night.—I think it surely makes ________ difference for a new talent.

155 In Beijing volunteers are making useof every minute to ______ their foreign languages because volunteers must passa written test and an interview

Teenagers shouldn’t be allowed .