40.  None of them knew about the plan because it      ______ a secret.

A. kept              B. keeps           C. is kept         D. was kept

39.  - Mom, I'm leaving for Beijing tomorrow morning.

-  Oh, good.  But be sure to phone me ________  you get to Beijing, please.

A. when        B. while        C. because        D. if

38.  When a driver sees the sign he________ stop.   He________ go on.

A. must; mustn't          B. mustn't; must          C. can; can't       D. can't; can

37.  Maybe there is something wrong with my car.   I can't________ it.

A. move            B. begin            C. start             D. work

35.  - Can you understand me?

-  Sorry.  I can________ hear you clearly.

A. almost          B. ever             C. hardly          D. nearly

36' - do you go to Qingdao?

-  Oh,  I have never been there before.

A. How long     B. How far       C. How soon             D. How often

34.  What is your excuse        your being late yesterday?

A. about            B. for       C. in         D. to

33.  Don't lose________ in computer games,  children.

A. yourself        B. yourselves             C. ourselves      D. themselves

32.  - Would you like some______ ?

-  Thanks.  Pm not thirsty at all.

A. bananas        B. bread            C. hamburgers           D. juice

31.  Look at________ window! There is ________ fly on it.

A. the; the         B. a; a       C. the; a            D,  a; the