1.My mother washed the clothes. I got home.(用by the time合為一句)

My mother              the clothes by the time I got home.

(   ) 10. 一Oh,my God!I       my notebook in my bedroom. 

    —It doesn't matter. I'll lend you mine.

   A. forget   B.  forgot

   C.  leave   D.  left

(   ) 9. When I got to the cinema,the film       . 

   A. has begun   B.  began

   C.  was begun   D.  had begun

(   ) 8. When he reached the door,he realized that he      his keys in the room.

   A. had left   B.  left

   C.  would leave   D.  has left

(   ) 7. By the end of last term,they        over 2 ，000 English words. 

   A. learned   B. has learned

   C.  had learned   D.  learn

(   ) 6. By the time the police got to the super- market，the thief       .

   A. went   B.  have gone

   C.  has gone   D.  had gone

(   ) 5. What happened      Jack this morning?

   A. for   B. at   C. to   D. with

(   ) 4. ―Sorry,Mr. Green. I have       my homework at home. 

     ―Never mind. But don't forget       it to school tomorrow.

   A.left;bringing

   B.forgot;to bring

   C.left;to bring

   D.forgot;bringing

(   ) 3. ―You were late again this morning. Could you tell me      to you?

       ―I overslept.

   A.what did happen

   B.what was happening

   C.what happens

   D.what happened

(   ) 2. —Why didn't Peter        his homework?

— He said he had lost his workbook. I think it's an excuse.

   A. does   B.  doing

   C.  do   D.  did