Welcome to my family. _______ my father Jack and my mother Tracy.
A. This is B. He is C. These are
Some volunteers(志愿者) from Beijing arrived in Shanghai
April 29 to work for the World Expo.
| A．on | B．at | C．of | D．to |
--Did you see a girl in red pass by just now?
--No, sir. I _______________a newspaper.
| A．have read | B．was reading | C．would read | D．am reading |
---- Do you know how to prevent (预防) the H7N9 flu?
---- You can ask the doctor for some ________.
| A．snacks | B．suggestions | C．plans | D．gestures |
He was riding to school it began to rain.
| A．as | B．so | C．while | D．when |
---What ________ he say to you just now?
---He told me that he ________ his key in the room.
| A．did; leave | B．does; left | C．did; had left | D．do; had left |