Many students, ________ some pocket money and social experience, work during their holidays.
.A clean environment can help the city bid for the Olympics, which ______ will promote its economic development.
.―May I take your order now? ―_________ ―OK, I’ll come back in a few minutes.
.―Did you hear the news this morning? ―Oh, yes, ________ was announced on the radio has caused great excitement among pupils.
.It was with great courage ______ the boy told the truth _______ he had stolen the money.
.________ as one, the people of that country eventually drove the invaders (侵略者)out of their country.