| A．on | B．by |
| A．work | B．worker |
| A．works | B．work |
| A．to have | B．has | C．had | D．have |
| A．He is twelve. |
| B．He's much better. |
| C．He is a doctor. |
| D．He's Allan. |
| A．Don't worry. |
| B．No hurry. |
| C．I'm sorry to hear that. |
| D．OK. |
| A．hear | B．to hear | C．hearing | D．for hearing |
| A．drink | B．drinks | C．am drinking | D．drank |
| A．check up,ask |
| B．checking up,asking |
| C．check-up,asked |
| D．check-up,asked |
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