--- _________do you write a letter to your father?
--- I seldom or never do that now. Instead, I call or e-mail him almost every day.
| A．How soon | B．How long |
| C．How much | D．How often |
She heard him the piano when she walked past his room．
| A．plays |
| B．to play |
| C．playing |
| D．to playing |
I remember________you sometime at the school gate last week．You are Mr.Chen．
| A．meet |
| B．to meet |
| C．meeting |
| D．to meeting |
That’s an important event________American history．
| A．in |
| B．at |
| C．on |
| D．for |
She________TV at home when it began to rain．
| A．watched |
| B．was watching |
| C．watches |
| D．is watching |
—What is she doing over there？
—She is waiting for her kid________home for dinner．
| A．go |
| B．to go |
| C．going |
| D．to going |