The rain had cleared the air, and the grass ______ fresh and sweet.
| A．had smelt | B．has smelt |
| C．is smelling | D．smelt |
______leaves the room last ought to turn off the lights.
A,The person B,whoever C,Who D,Anyone
The reason why he was removed was ______he was careless and dishonest.
A,when Bbecause C,thatD,what
_____she become an artist may have been due to her father”s influence.
A,what B,how C,that D,when
his homework, he went out to meet his friends.
| A．Having finished | B．finished | C．To be finished | D．To finish |
They were about to leaveit began to rain.
| A．before | B．durning | C．while | D．when |