| A．America, America, America |
| B．America, the USA, American |
| C．American, American, America |
| A．What time | B．When | C．both A and B |
| A．for | B．back to | C．at |
| A．On; at; at | B．At; at; on | C．At; at; at |
| A．in; at | B．at; at | C．in; in |
| A．an, a, an | B．a, a, a | C．an, an, a |
| A．How long | B．How often | C．How | D．How soon |
| A．What’s wrong? |
| B．Do you feel ill? |
| C．Are you ill? |
| A．Englishman |
| B．Englishmen |
| C．Englishmans |
| D．Englishmens |
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