— Why do you do volunteer work in the North—West?
— I_____ to improve the lives of the children there through my efforts.
| A．was trying | B．have tried |
| C．am trying | D．tried |
Nowadays it’s hard for an ordinary family to stay if they buy a new house.
| A．out of danger | B．in danger | C．out of debt | D．in debt |
Don’t sit there nothing. Come and help me with this table.
| A．do | B．to do | C．doing | D．and doing |
The letter he had been looking forward to at last.
| A．come | B．comes | C．coming | D．came |
“ You smoke in the bedroom”, Rose said to her hushand and pushed him out of the room.
| A．needn’t | B．mustn’t | C．dare not | D．won’t |
— May I open the window to 
let in some fresh air?
— .
| A．Come on | B．Take care | C．Go ahead | D．Hold on |