—Have you finished reading Jane Eyre?

—No, I_________ my homework all day yesterday.

A. was doing　　　 B. would do　　　 C. had done　　　 D. do

The plants may not survive _____ the frost, so we’d better put them in the house.

A. from　　　 B. on　　　　　　 C. as　　　　 D. 不填

Ladies and gentlemen, please fasten your seat belts. The plane ________.

A. will be taken off 　 B. is taking off　　

C. has taken off　　　 D. took off

The plants died for _____ water.（ ）

A. lacking of　　　 B. lack of　 C. lack　　 D. lack in

—They may be getting married soon.

—How did you know it?

A. A little bird told me 　 B. I have butterflies in my heart

C. It's a piece of cake　　　 D. Beauty lies in love’s eyes

My dictionary______ . I have looked for it everywhere but still ___it.
   A. has lost; don't find          B. is missing; don't find
     C. has lost; haven't found     D. is missing; haven't found

It does serious harm to children’s character that too much______ (暴力) is shown on television.