13.-I’d like to invite you to my birthday party this evening.

-Thanks, but ____ I’ll have time I’m not sure at the moment.

A. while　　　 B. whether　　　　 C. if　　　 D. when

12. Determination is a kind of basic quality and is 　　　　it takes to do jobs well.

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

11.　 Is the hotel 　　　　offered you a job 　　　　_____ you stayed the first time you arrived here?

　　 A．which ;where　　　　 B．the one ;in which C．where ;that　　　　　 D．the one that ;which

10.　 -Nowadays the doctors are trying their best to reduce the people’s fear 　　　　they would be affected by the present disease called “Bird Flu ”.

　　 A．whether 　　　　　　　 B．which 　　　　　　　　 C．that 　　　　　　　　　 D．when

9. -Can we get everything ready by the weekend?

　　 -It all depends on ______ we can get Mr. Green’s co-operation.

　　 A．that　　　　　　　　　　　 B．what　　　　　　　　　 C．whether　　　　　　　 D．if

8.-Would you tell me　　　 　you want your tea , with sugar or milk ?

　　 -Sugar , please .

　　 A．whether 　　　　　　　 B．when 　　　　　　　　 C．what 　　　　　　　　 D．how

7. He seems too tired today, and I wonder 　　　　　he got a good sleep last night.

　　 A．when　　　　　　　　　　 B．that　　　　　　　　　　 C．if　　　　　　　　　　　　 D．where

6. ________ people with mental－health problems want most of all is a more equal and open working culture.

A．That　　 B．What C．When　　　 D．All what

5. We agreed to accept 　　　　　they thought was the best professor in the college .

　　 A．Whatever 　　　　　　 B．whomever 　　　　 C．whichever 　　　　　 D．whoever

4. The traveler lost his way in the woods, and 　　　made things worse was that it was getting dark.

A．that　　 B．what　 C．which　　　 D．as