You must be quiet in the library. If you make a lot of , you may disturb others.
There are many man-made wonders in the world. One of them Stonehenge.
Mr Green is very rich. He lives in a house.
— I will visit Shanghai this summer.— . What about going there together?
— How did you get to school this morning?— By taxi. I didn’t catch the school bus ,______ I had to take a taxi.
— What do you think of swimming?— It’s not easy, but I won’t ______. I want to be a good swimmer.