The silly crow（乌鸦）wanted to______ its song but none would enjoy it.
| A．take off | B．show off |
| C．turn off | D．get off |
CaoWenxuan’s newbook hasjust . Let’s goand buy one.
| A．comeover | B．comedown | C．comeon | D．comeout |
Thisschoolbag is notexpensive.Andtheprice ofit is the of the three.
| A．lowest | B．biggest | C．highest | D．smallest |
—Dad,mustIpractise thepianotoday?
—No,you _.You may doit tomorrow.
| A．needn’t | B．mustn’t | C．shouldn’t | D．can’t |
Youwillfallbehind others youwork hard.
| A．if | B．unless | C．though | D．since |
—Jack, youseemto be .
—Yes.It’s 8:20 now and my trainleaves in tenminutes.
| A．in ahurry | B．in fear | C．in safety | D．in silence |