The girl was often heard ______ happily in her room.
| A．sing | B．to sing | C．singing | D．sings |
-----What should we do to make the salad?
-------First ,wash the vegetables and _______.
| A．cut them up | B．cut up them |
| C．cut it up | D．cut up it |
---How often do you go to the concert (音乐会)？
_____ . I'm not interested in that at all.
| A．Usually | B．Hardly ever |
| C．Sometimes | D．Always |
Kate often eats junk food, ____she knows it's unhealthy .
| A．but | B．If | C． although | D．so |
There______ a basketball match tomorrow morning.
| A．has | B．is going to be |
| C．is going to have | D．have |
-----____ do you go home to see your parents ?
-----Twice a month.
| A．How many times | B．How long |
| C．How far | D．How often |