1 . I’m not a little tired today after giving the room a thorough cleaning and I have never had_________today.

A．as tiring a day as

B．as a tiring day

C．tiring as a day as

D．day as tiring as

2 . The result of the experiment was very good, ___________　we hadn’t expected.

A．as

B．that

C．which

D．what

3 . Dr Yuan Longping grows _____ is called super hybrid rice, _____ has a high output.

A．what; which	B．that; what
C．that; which	D．what; that

4 . This factory produces about one million pairs of shoes each year, 60% ____ are sold abroad.

A．of them	B．of that
C．of whom	D．of which

5 . —Where's that report?
—I brought it to you ________you were in Mr.Black's office yesterday.

A．if	B．when
C．because	D．before

6 . —I drove to Zhuhai for the air show last week.
—Is that ________ you had a few days off ?

A．where

B．when

C．what

D．why

7 . The nutrients in _____falls into the ocean quickly become available to other living creatures.

A．whatever

B．whichever

C．that

D．wherever

8 . Hot ______ the night air was, we slept soundly after the long tiring journey.

A．although

B．as

C．while

D．however

9 . Have you ever had a case _______ someone accused your journalists of getting the wrong end of the stick?

A．where

B．which

C．that

D．when

10 . We have just heard a warning on the radio _____________ a typhoon may be on its way．

A．what

B．when

C．which

D．that