1 . ________ his restless students occupied with an indoor sport on rainy days, James Naismith created basketball.

A．To be kept

B．Kept

C．To keep

D．Keeping

2 . Many people welcome the chance to do meaningful things, ________they will get no pay.

A．even if

B．as if

C．in case

D．now that

3 . ---I’m not going to the party tonight. I’ll stay at home and read.
---Come on, ________

A．You get a frog in your throat.	B．You’re pulling your weight.
C．We’d better throw in the towel.	D．Don’t be such a wet blanket.

4 . If you are facing a difficult task, try breaking it into small steps________you can finish it more easily.

A．in case

B．so that

C．even if

D．now that

5 . As well as competitions, there are events such as poetry salons ________ you can share poems with others.

A．which

B．when

C．where

D．what

6 . There is no month in the whole year ________ nature wears a more beautiful appearance than in the month of August.

A．where

B．what

C．when

D．that

7 . The Temple of Heaven is a complex of buildings________emperors of the Ming and Qing dynasties in China worshiped heaven.

A．what

B．where

C．which

D．when

8 . ________ the Montgolfier brothers took flight in balloons in the 18th century, air travel was not practical until the invention of powered flight in 1903.

A．When

B．Since

C．If

D．While

9 . You oughtn’t to have gone out without a coat yesterday. It isn’t surprising ________ you caught a cold.

A．whether

B．why

C．how

D．that

10 . The number of firms selling computers in this region ________ since January 2012.

A．are dropping

B．is dropping

C．have dropped

D．has dropped