1 . I had great difficulty      the suitable food on the menu in that restaurant.

A．find

B．found

C．to find

D．finding

2 . The mixture of better jobs and greater chances of self-promotion is _____ lies behind the return of oversea Chinese high-tech talents.

A．why	B．where
C．what	D．when

3 . Life doesn’t count for much _____ you’re willing to do your small part to leave our children a better world.

A．unless	B．when
C．though	D．if

4 . We, students of Senior Grade One, have got to the point _____ we should change the studying method we used in junior school.

A．that	B．which
C．when	D．where

5 . Since we started in last September we have raised fifty thousand pounds for these homeless children, _____ is pretty good.

A．that	B．who
C．which	D．where

6 . I don’t really mind you allowing Tom to leave the company at this key moment. The problem is _____ can be sent to replace him.

A．what	B．who
C．that	D．which

7 . It makes little difference _____ we go or stay — they are all trying their best to talk to Jason and no one will notice us.

A．when	B．where
C．whether	D．why

8 . Not only David but also I _____ against the plan. Therefore, the plan will surely be given up.

A．is	B．are
C．were	D．am

9 . It seems that pigeons have a compass inside them that tells them _____ they need to go. That is why they never get lost.

A．what	B．where
C．how	D．which

10 . He accepts the idea ______ successful people spend a lot more time reading than watching TV, and he has decided to read for an hour every day from now on.

A．that	B．why
C．how	D．which