---What is a left-luggage office?
--- It’s a place where bags _______ be left for a short time, especially at a station.
---I think the man over there must be Bob.
---It _______ be him. He has gone to England.
---I’m sorry I _______ my English book at home.
---That’s all right. Don’t forget to bring it next time.
---What do you think of the report Mr. Green gave us last week?
---I think it’s _______, but someone thinks it’s much too _______.
---Why are you often dressed in white?
---Because I think white can help me_______ when I feel stressed.
---It’s difficult for the village children to cross the river for school.
---I hear a new bridge _______ over the river in a year.
---Do you make these flowers ___?
---Oh, no. in fact, they are made by machine.
— ____ are you going to stay in Japan?
— For two weeks.
—What do you think has made Jane so worried?
—_______ all the tickets for the stamp show.
---Do you remember ______ me somewhere in Shanghai?
---Of course. Two years ago.