16.( 2013 汕头湯江) Cross the road carefully ,       you’ll keep yourself safe.

   A. for   B. or   C. but   D. and

15.( 2013 广州南沙) 一When shall we go to Hong Kong for holiday?

——I am not sure yet.       this Sunday       next Saturday is OK.

   A. Neither;nor   B. Both;and

   C. Either;or      D. Not only;but also

14.( 2013 广东) Tom is       a clever boy       he can answer all the questions.

   A. too;to      B. so;that

   C. such;that   D. either;or 

12.(2014 广东二模) You won’t make progress       you try your best.

   A. when      B. unless

   C. because   D. as soon as

11.( 2014 湛江一模) I will take a holiday with my family       1 finish all the exams.

   A. so that      B. as

   C. as soon as   D. while

13.( 2013 东莞) Tens of thousands of people have visited Expo 2010 Shanghai China       it opened in April.

   A. for   B. before   C. since   D. while

10.(2014 珠海一模) 一I'm sorry,       I can’t go hiking with you this Saturday.

—Ks OK. We can go together next time.

   A. and   B. so   C. or   D. but

9.(2014 广州一模) None of the shoes in the shop are in the right size.They are       too big       too small.

   A. both; and   B. neither;nor

   C. either;or   D. not only;but also 

8.( 2014 广大附中)       Tom       Mary are fond of watching TV.

   A. Not only;but also   B. Both;and

   C. Either; or         D. Neither;nor

7.( 2014 广东一模) There goes the bell.Hurry up,       you’ll be late for class.

   A. and   B. or   C. so   D. but