13.Grandma said that she had a lot of trouble _______ your handwriting.

A. to read　　 B. to see　　 C. reading　　 C. in seeing

12.As she is looking forward to _______ from me, please remember _______ this letter on your way to school.

A. hear；post　　　 B. hearing；to post

C. be heard；posting 　 D. be hearing；to posting

11.Remember _______ the newspaper when you have finished it.

A. putting back 　B. put back　 C. to put back 　D. be put back

10.She decided to devote herself _______ the problem of old age.

A. to study 　B. studying　 C. to studying 　D. study

9.She returned home only to find the door open and something _______.

A. missed　B. to be missing 　C. missing　D. to be missed

8.Only _______ English doesn't mean _______ the language.

A. to learn；to learn 　　B. learning；learning

C. learning about；learn　 D. learning about；learning

7.The young trees we planted last week require _______ with great care.

A. looking after　　 B. to look after

C. to be looked after　 D. taken good care of

6.After finishing his homework he went on _______ a letter to his parents.

A. write　　B. writing　C. wrote　D. to write

5.His room needs _______, so he must have it _______.

A. painting；painted　B. painted；painting

C. painting；painting　 D. painted；painted

4. --- Where is my passport? I remember _______ it here.

　 --- You shouldn't have left it here. Remember _______ it with you all the time.

A. to put；to take　B. putting；taking

C. putting；to take　 D. to put；taking