Rewrite the following sentences as required. (根據(jù)所給要求，改寫下列句子，每空格限填一詞)
【小題1】Lily had a good time during her stay in Beijing. (改為否定句)
Lily ________ ________a good time during her stay in Beijing.
【小題2】We have a class meeting once a week. (對劃線部分提問)
_________ _________ do you have a class meeting?
【小題3】Many countries make laws to stop smoking in public. (改為被動語態(tài))
Laws _________  _________ by many countries to stop smoking in public.
【小題4】The river pollution is serious in our country today. (改為感嘆句)
_________ _________ the river pollution is in our country today!
【小題5】Robert is so short that he can’t yet reach the pears on the table. (改為簡單句)
Robert isn’t _________ _________ to reach the pears on the table.
【小題6】I can’t give you better advice than that. (保持原句意思)
I can _________ give you _________ advice.
【小題7】Bill didn’t go to bed until he finished writing the letter at 11:45 last night. (保持原句意思)
Bill _________ _________until he finished writing the letter at 11:45 last night.

【小題1】.Everyone is at school e       Mary. She is ill in hospital.
【小題2】Last night I didn’t go to bed u      the football game was over.
【小題3】Yang Lei made a d      to work at a school in China’s rural areas.
【小題4】Tim said Peter didn’t work there a     . He found a new job.
【小題5】I’m very h_____. Can I have some bread?
【小題6】Don’t talk in the room. The baby is s_____.
【小題7】 All of them are very t_____. But they didn’t stop to have a rest.
【小題8】I wonder w__________ the new house is big enough or not.
【小題9】Many students have h_______, such as reading, painting, growing vegetables in their gardens, and looking after animals.
【小題10】Last Sunday Kate fell off her bike and h ______herself.

【小題1】They have planted about five ________(千) trees in and around the town in the past few years．
【小題2】I’d like eight ________(條)of bread．
【小題3】She will be the________ (第五十一個)to speak at the meeting．
【小題4】He didn’t go to bed __________ (直到)his father came back．
【小題5】Where is your mother？ She’s __________(準(zhǔn)備) dinner in the kitchen.
【小題6】Whose bag is this? It’s one of my ________(鄰居).
【小題7】There are two hundred________ (書架)in our school library．
【小題8】Why don’t you visit our__________ (當(dāng)?shù)氐?farms with us?
【小題9】I hope we can have less _________(污染)in the environment in the future．
【小題10】一How many students are there in the dining room now?
一 _________(沒有一個)．

—Tom, you look tired this morning. What’s wrong?

—I was so busy that I didn’t go to bed _____ 12 o’clock last night.

A. until　　　　　 B. when　　　　 C. though　　　　　 D. unless