A. wasn't; on  
B. didn't; on    
C. doesn't; in    
D. didn't;  /

[     ]

A. wasn't; /
B. didn't; on
C. doesn't; on
D. didn't; /

1. How is Jane yesterday? _____________________
2. He go to school by bus last week. ______________________
3. He often goes home at 6:00 last month. ______________________
4. I can fly kites seven years ago. ____________________
5. Did you saw him just now. ___________________
6. Tom wasn't watch TV last night. ___________________
7. I didn't my homework yesterday. ___________________
8. He wait for you three hours ago. ___________________
9. Who find it just now? _________________
10. What make him cry (哭) just now? __________________

1. —Lucy, where is your mother?  —She is busy cooking in the k________．
2. I looked for my cat around the house, but I can't find it a____．
3. In ________(现代的) society, people use computers to help them finish some hard  work.
4. It is _______(奇怪的)that Tom didn't come   to school today.
5. Do you think the writer's experience____(令人惊异的)?
6. I saw a UFO_________(land) on Center Street at 10:00 last night.
7. Ted had a very _________ (usual) experience  yesterday. He saw an alien.
8. —What ________ you _______ (do) when he  arrived? —I ________(watch) TV at that time.
9. I can't imagine what ________(happen) in the  future.
10.The boy ______ (climb) the tree when the  teacher came over.