| A．cleaner; cleans | B．clean; cleaner | C．cleans; cleaner |
| A．teacher | B．doctor | C．nurse |
| A．a policeman | B．an artist | C．a cook |
| A．police station | B．post office | C．bus station |
| A．write | B．writes | C．writing |
| A．工人在超市里做些食物。 | B．工人经常在超市买些食物。 |
| A．kind | B．grow | C．careful |
| A．usually | B．every | C．thing |
| A．fruit | B．baker | C．supermarket |
| A．building | B．must | C．make |
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