6.( 2014 東莞一模)       Switzerland (瑞士) is very small ,       it is the land of watch and it is very rich.

   A. Though; but   B. Because;so

   C. Because;/      D. Though;/

5.(2015 江蘇鎮(zhèn)江，8) —Does your school hold the raising of the national flag every Monday morning?

—Yes,       it rains heavily.

   A. if   B. since   C. because   D. unless

4.(2015 浙江溫州，4) Mr. Smith has a habit of taking a shower       he has breakfast.

   A. though   B. before   C. because   D. since

3.(2015 內(nèi)蒙古包頭，32) We had to wait half an hour       we had already booked a table.

   A. or   B. once   C. although   D. as

2.(2015 廣東湛江二模) We were swimming in the lake       suddenly the storm started.

   A. when   B. while   C. until   D. before

1.(2015 廣東茂名—模) 一Would you like to come to dinner tonight?

—Fd like to,       I'm too busy.

   A. and   B. or   C. as   D. but

31.( 2011 山東青島，20 ) Basketball has a history of nearly 300 years.Today it is still loved by       the young       the old.

   A. both... and...   B. either... or...

   C. not... but...     D. neither... nor...

30.( 2011 山東煙臺，29 )       you have tried it on,you can’t imagine how pretty the new style skirt is.

   A. Because   B. Although   C. Unless   D. When

29.(2011 安徽憲湖，49) We can talk with friends on the Internet       it’s easier and cheaper.

   A. though   B. as   C. or   D. but

28.( 2011 四川自貢，31) He is getting fat,       he has decided to go to work on foot.

   A. so   B. though   C. and