29、 Each year 1 million smokers quit, but only 3 to 5 per cent ____ stay off cigarettes for a year or more.

       A. succeed in  B. manage to          C. stick to             D. keep on

28、They can’t____ the charms of “Internet literature”, which others may look down upon as fast food culture.

A.advocate            B.resist                  C.stand               D.react

27、Fresh air, enough exercise and nutritious food _______ to sound health.

   A. appeal          B. contribute          C. add                   D. distribute

26、_____ different life today is from _____it  was ten years ago!

    A. What a, what                          B. How, what

    C. What, which                           D. What a, that

25、Will _____ to start work tomorrow?

   A. it be convenient of you         B. it be convenient for you

   C. you be convenient               D. you be of convenience

24、You don’t feel the weight of air ____ against your body because the pressure it produces on one side of you is balanced by the pressure on the opposite side.

       A. having pressed                               B. being pressed

       C. pressing                                        D. having been pressed

23、When we human beings are excitedly celebrating the millennium, the history is sneering,“One thousand years____nothing to me.”

       A.is                       B.are              C.have been           D.was

22、____ in history when remarkable progress was made in relatively short period of time.

A.Moments                              B.Throughout moments

C.Moments have been               D.There have been moments

21、It is the people____are devoted to making the country clean and tidy____Singapore should be proud of.

       A.who,which         B.which,that   C.which,who         D.who,that

20、____,Internet writers do make impressive progress.

A.Encouraging and praising              B.To be encouraged and praised

C.Encouraged and praised                D.To encourage and praised