1. He usually _____ (get) up early, but he _____ (get) up very late this morning.
2. Tom says he _____ (leave) for Beijing next week if it _____ (not rain).
3. I was doing my homework when the light _____ (go) out.
4. Mr. Smith isn’t in at the moment. He _____ (leave) a moment ago.
5. The students all _____ (stop) talking when the teacher _____ (come) in.
6. He _____ (lose) his pen when he _____ (take) a walk in the park.
7. _____ you _____ (see) a horse with one eye?
8. Li Ping _____ (be) to Taiwan twice.
9. She _____ (lend) them some money several weeks ago. But they _____
(not give) it back.
10. How often _____ Lucy _____ (help) Granny Wang to clean the house?

1. If it _____ (not rain), we will go for a picnic.
2. Look at the children! They _____ (play) happily.
3. Don't forget _____ (return) the book to Tom when you finish it.
4. Our geography teacher once told us that the earth _____ (go) around the sun.
5. He likes collecting all kinds of information. I often see him _____ (search) the Internet.
6. —Where is Mr. White? I haven't seen him for a few days.
    —He _____ (go) to Hong Kong.
7. —I'm too tired.
    —So am I. We'd better stop _____ (walk) and have a rest.
8. —Do you like listening to popular songs?
    —Sure. My family _____ (be) all music lovers (爱好者).
9. The summer holidays are coming. I _____ (fly) to the Hainan Island with my parents.
10. —Sally, your dress looks so nice! 
     —Thank you. It _____ (make) of silk.

1. I'm sorry ______ (say) that there's nothing ______ (eat).
2. This afternoon the biggest football match of this year ______ (be) on TV.
3. Mr. Wu ______ (see) the film before.
4. It is ten years since I ______ (leave) my hometown.
5. You need something ______ (drink), don't you?
6. Either he or I ______ (be) right.
7. No ______ (smoke) in the hospital, please.
8. He would take out his money and ______ (pay) for the bill.
9. It's time for rest; let's stop ______ (have) our lesson.
10. What color do you decide ______ (buy)?

1. We were looking forward to____ (visit) Shanghai World Expo .
2. The law of gravity____ (discover) by Isaac Newton about 350 years ago.
3. You must try your best to stop him____ (make) the same mistake again.
4. Jack said he____ (return) the two books to the library in a week.
5. He prefers____ (take) part in the public activities rather than stay at home alone.

1. The moon _________ (get) its light from the sun.
2. —Where is your monitor?
    —He _________ (make) a model plane in the classroom.
3. What new subjects _________ you _________ (study) next term?
4. The students of Class Four _________ (listen) to a report on science this time yesterday.
5. The rain _________ ( not stop) yet. You'd better not go out.
6. Before my father got home, I _________ (finish) my homework.