| A．They's | B．They are |
| C．These are | D．It is |
| A．wear | B．on |
| C．put on |
| A．Mike has a computer. |
| B．It’s Mike’s. |
| C．It’s Mike. |
| D．Mike is. |
| A．What； going to Yunnan |
| B．Where； going Yunnan |
| C．How； going to Canada. |
| D．Where； going to America. |
| A．Some one | B．There is someone | C．Who | D．What |
| A．for; with | B．with; in | C．with with | D．at; with |
| A．join | B．to join | C．be in |
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