_____ are you going to Beijing?
| A．When | B．Where | C．What | D．Who |
--- 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 |