-- _______ will the fog and haze(雾霾) last?
---I have no ideA． There is no sign of an enD．
A． How long B． How soon
C． How far D． How often
At the beginning, I found it hard to get up early. Now I _____ it.
| A．used to | B．am used to | C．use to | D．am used for |
The weather in Beijing is not ____ good ____ that in Hainan.
| A．as; than | B．so; as | C．than; as | D．as; so |
—There is ____ with my watch, so I don’t know the time.
—Let me have a look.
| A．something wrong | B．anything wrong | C．wrong something | D．wrong anything |
It’s very kind __________ you to help old people.
| A．for | B．in | C．of | D．with |
Most of us are afraid of __________ in front of many people.
| A．sing | B．singing | C．to sing | D．sings |