Mr Clean
| A．廉洁的人 | B．干净的人 | C．清洁工 | D．保姆 |
--- She cleans streets. Who's she?
--- Oh, she is a _______.
| A．salesperson | B．driver | C．TV reporter | D．cleaner |
My uncle is _____ accountant. He works in _____ air-conditioner company.
| A．a; a | B．an; a | C．an; an | D．a; an |
Which picture means "One way"?
The bed _____ the right is yours.
| A．on | B．in | C．at | D．of |
We usually stay ____ home ____ Saturday afternoon.
| A．at; in | B．at; on | C．in; at | D．on; on |