_______ apple a day keeps_______ doctor away.
| A．An，a | B．An， the | C．The， a | D．A， the |
--______ is your house from the factory? --It’s about twenty minutes’ walk.
| A．How long | B．How soon | C．How often | D．How far |
The baby stopped and began .
| A．to cry, laughing | B．to cry, laughed | C．crying, to laugh | D．cried, to laugh |
—Thank you for having us. We had a very good time today. —______.Bye!
| A．No, thank you | B．I’m afraid not |
| C．You shouldn't say that | D．It was my pleasure |
___ do you call that in English?
| A．How | B．What | C．Who | D．which |
Susan’s parents have bought a large house with a swimming pool.
It be very expensive.
| A．must | B．can | C．mustn’t | D．can’t |