15．What's wrong ____ your watch?

14．This programme was sent to the USA ____ China ____ satellite.

　A．in; of

　B．of; in

　C．from; by

　D．by; from

Ⅱ、用适当的介词填空：

13．The teacher will be back ____ an hour.

　A．in

　B．after

　C．on

12．The visitors ____ Japan arrived ____ Beijing Station last Tuesday morning.

　A．from; at

　B．of; to

　C．from; to

　D．of; on

11．John knows ____ a computer.

　A．how to use

　B．how use

　C．how uses

10．Let me show you the place ____ the map.

　A．with

　B．on

　C．in

9．----When were you born?

　 ----I was born ____ August 25, 1983.

　A．on

　B．in

　C．at

　D．to

8．Macao(澳门)will return to our motherland ____ December 20th, 1999.

　A．on

　B．at

　C．in

　D．for

7．They arrived early ____ a Tuesday morning.

　A．on

　B．at

　C．in

　D．of

6．Li Lei often gets up ____ seven o'clock on Sundays.

　A．on

　B．in

　C．at

　D．for