| A．help | B．to help | C．helping | D．help with |
| A．swim | B．swimming |
| A．fat | B．fatter | C．thinner |
| A．No, he live in the country. |
| B．He live in the city. |
| C．He lives in the village. |
| A．I went to Canada. |
| B．I'm going to buy some books. |
| C．I am reading a book. |
| A．and | B．but | C．because |
| A．What | B．Where | C．How |
| A．invitation | B．invite | C．invites | D．invited |
| A．inn quickly | B．play | C．look left and right |
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