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Obama was elected ____ first black president of the United States four years ago and has been elected _____ president again for the next four years.

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

 I am sorry I can’t spare any paper for you, for, you see, I have _____ myself.

  A. none                B. on one          C. neither                D. nothing

The couple had quarreled all time before they 　　　     their engagement

  A. broke down 　　     B. broke through    C. broke off 　  　     D. broke out

These changes may cost quite a lot, _____ they will save us money in the long run.

  A. so　　              B. and            C. for                 D. but

 I really 　　　     you for your way of making decisions.

  A. accept　　           B. absorb　　     C. advise　　          D. admire

Victor apologized for 　　   to inform me of the change in the plan.

  A. his being not able　　  B his not being able

C. him not to be able　 　 D. him to be not able

—You look upset. What’s the matter?

   —I had my proposal 　　　    again.

  A. turning down          B. turned down       C. to turn down       D. turned to

—Why didn’t you come to my birthday party last night?

   —I planned to, but my parents simply 　　　   not let me out so late at night.

  A. could　　            B. might　　        C. would　　         D. should

The book was written in 1946, _____ the education system has witnessed great changes.

  A. when                B. during which      C. since when         D. since then

Suddenly, the lightning flashed through the clouds, nearly ____ Paul.

  A. beating                 B. blinding          C. burning            D. touching