This is a nice city ______ many interesting places.
In our city, ________ college students want to work in West China in the future.
Tom used to ______ short and fat, didn’t he ? —Yes, he did. Now he’s tall and thin.
— Where’s Lucy ? — She ________ in the office. I saw her there just now.
— How do you study English so well?— I study ________ reading English magazines.
—Look at the sky! What is it? —Oh! _______UFO is landing on the ground.