Your math instructor (would have been) happy to give you a makeup examination (had you gone)and (explained) that your parents (had been) ill at the time.

A:would have been B:had you gone C:explained D:had been

(With) production (having gone) up steadily, the factory needs an (ever-increasing) supply (of) raw materials.（　）

A:With B:having gone C:ever-increasing D:of

（）have gone abroad.

A:The White B:The Whites C:The White's D:The Whites'

______ have gone abroad.

A:The White B:The Whites C:The White's D:The whites'

I'd rather you (have gone) by train, because I (can't bear) the idea of (your being) in an airplane in (such) bad weather.

A:have gone B:can't bear C:your being D:such

I do not know where (could he have) (gone) (so early) (in the) morning.

A:could he have B:gone C:so early D:in the

I'd rather you (have gone) by train, because I (can't bear) the idea of (your being) in an airplane in (such) bad weather.

A:have gone B:can't bear C:your being D:such

I do not know where (could he have) (gone) (so early) (in the) morning.

A:could he have B:gone C:so early D:in the