1 . Nothing he had done turned out to be useful, _______________?

A．did it	B．had he
C．hadn’t he	D．didn’t it

2 . ________ for the timely investment from the general public, our company would not be so thriving as it is.

A．Were it not

B．Had it not been

C．Be it not

D．Should it not be

3 . Is this museum _____ some German friends visited last Wednesday?

A．that	B．where
C．in which	D．the one

4 . Recently I bought an ancient Chinese vase, ________ was very reasonable.

A．which price	B．the price of which
C．its price	D．the price of whose

5 . ______, I’ll go over all these lessons before the exam.

A．If time permitted	B．Time permitted
C．Time permits	D．Time permitting