34. We knew we were getting close to the park____we started seeing the tiger right next to the road.
| A．when | B．before | C．while | D．Until |
相关试题
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 |
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