Mobile phones are very popular nowadays and they are_______ than before.
| A．cheap | B．cheaper | C．cheapest | D．the cheapest |
_Could I go to the movie this Sunday, Dad?
Yes, you_____. But you ______ come back before nine.
| A．should, can | B．must ,have to |
| C．can , have to | D．need, must |
—Would you mind turning down the music?
—.
| A．Yes, I would | B．No, of course | C．No, not at all | D．Yes, of course |
Last year I _________ drive. I used to take the bus.
| A．could | B．couldn’t | C．should | D．shouldn't |
These days my classmates are busy ________ ready for the final exam.
| A．to get | B．get | C．getting | D．got |
There’re too many clothes in the shop. I really can’t decide .
| A．which to buy coat | B．to buy which coat |
| C．which coat should I buy | D．which coat to buy |