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根据所给中文意思完成句子，每空只填一个词。
1. 如果你们有什么问题，请随时举手。
If you have any questions, feel free to your hands .
2. 无论他是怎么完成的，这都是一个巨大的成功。
No matter how he did it, it was a .
3. 几年前，因为某种无人知晓的原因，这种稀有的鸟绝迹了。
Several years ago a rare species of bird for some unknown reason.
4. 据说这个岛盛产铁矿石。
It is said that this island is iron ore .
5. 那座旧桥上个星期被拆除了。
The old bridge was last week .
查看习题详情和答案>>If you have any questions, feel free to _____ _____ your hands.
2. 无论他是怎么完成的，这都是一个巨大的成功。
No matter how he did it, it was a _____ _____.
3. 几年前，因为某种无人知晓的原因，这种稀有的鸟绝迹了。
Several years ago a rare ,species of bird _____ _____ for some unknown reason.
4. 据说这个岛盛产铁矿石。
It is said that this island is _____ _____ iron ore.
5. 那座旧桥上个星期被拆除了。
The old bridge was _____ _____ last week:
We need a can speak French .
2. 这所新房子是属于我叔叔的。
This new house my uncle .
3. 爱迪生总是实验一些新想法，直到他发明了他想要的为止。
Edison kept some new ideas until he invented what he wanted .
4. 因为某种我们不知道的原因，恐龙绝迹了。
Dinosaurs for some reason we don't know .
5. 天津的变化使我们感到惊讶。
We are the changes in Tianjin .
我国中小学生早餐营养质量严重不足。为了培养同学们健康的饮食习惯，你班拟在5月20日——“中国学生营养日”召开班会，谈谈中国学生早餐营养质量不足的原因、后果及建议。请根据下表中提供的信息写一篇80个词左右的英文演讲稿。
注意：1、文中应包含所有要点，并适当发挥。
2、不能出现真实的校名和姓名。
3、开头和结尾已给出，不计入总词数。
| Reason | u have no time to prepare the breakfast u keep slim(苗条的) u … |
| Result | u feel tired and sleepy in class u fail in the exams u … |
| Your advice | u … |
Good morning, everyone!
A recent survey shows that most of the school students eat an unhealthy breakfast. Why don’t they have breakfast? Some students _____________________________________________
_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Hope you have a healthy lifestyle. Thank you for listening!
查看习题详情和答案>>根据短文内容和首字母提示完成单词，并将单词完整的写在后面的横线上。
We live in the “c 1 age”. Just 41 years ago，computers couldn't do much. They were very big and e 2 . They used a lot of energy（能量）.Only a few people were interested in them. Today computers are smaller and c 3 . They can do much difficult w 4 .
Computers become important for many reasons（原因）.They work f 5 than man and make few mistakes. They can “remember” much information. A computer can do millions (百万) of problems in a few seconds. A person might need years to work o 6 so many problems.
People now use computers in every k 7 of work.. Computers are very useful and the use of computers is growing. More computers mean more jobs for people, because people need to run (操作)and mend (修理) them. Would you like to learn h 8 to run a computer?
查看习题详情和答案>>