1 . Mary was much kinder to Jack than she was to the others, _______, of course, made all the others upset.

A．who

B．which

C．what

D．that

2 . As many as five courses are provided，and you are free to choose________suits you best.

A．whatever	B．whichever
C．whenever	D．wherever

3 . It doesn’t matter _________you turn right or left at the crossing ---both roads lead to the park.

A．whether

B．how

C．if

D．when

4 . Scientists study ____ human brains work to make computers.

A．when

B．how

C．that

D．whether

5 . The notice came around two in the afternoon ________ the meeting would be postponed.

A．when	B．that
C．whether	D．how

6 . You are saying that everyone should be equal, and this is _______________ I disagree.

A．why	B．where
C．what	D．how

7 . Later in this chapter cases will be introduced to readers __ consumer complaints have resulted in changes in the law.

A．where	B．when
C．who	D．which

8 . Many of them turned a deaf ear to his advice, ________ they knew it to be valuable.

A．as if

B．now that

C．even though

D．so that