【单选题】
The moon ____ to a large mirror which reflects the sun’s light to the earth.?
【单选题】
—Good-bye for now. —____.
【单选题】
Most electronic devices of this kind, ____ manufactured for such purposes, are tightly packed.
【单选题】
I am very ____sitting on this old, broken chair.
【单选题】
Tom ____more than twenty pounds on the novel.
【单选题】
You can take as many as you like because they are free of ____ .?
【单选题】
Theorganizationhad ____ hisrequestforresearchfunding.
【单选题】
Our manager will look into the matter as soon as possible. Just have a little ____ after an operation.
【单选题】
We solved the problem
by using a computer rather than ____ it all by hand.
【单选题】
____ we could not live at all.
①
If it was not for the sun
②
If it shouldn’t be for the sun
③
Were it not for the sun
④
Had it not been for the sun