内容正文:
课时检测(五) Discovering Useful Structures
Listening and Talking Reading for Writing 新知学习一课过
[语言基础训练]
Ⅰ.单词拼写
1.These teenagers find it much easier to talk to the outgoing adults (成年人).
2.The young man who likes looking for adventure (冒险) has signed up for the activity.
3.Like most of my generation (一代), I am very proud of our country.
4.On the table, there are some cakes and grapes on the plates (盘子).
5.In my youth (青年时期) my ambition was to be an inventor.
6.Tom is the first to come and the last to leave;he is really a work addict (对……入迷的人).
7.It is well-known that he is an expert (专家) in the field of medicine.
Ⅱ.用所给词的适当形式填空
1.He looked as if nothing had happened, and I was quite pleased with his behaviour (behave).
2.A lot of small companies are fighting for survival (survive) at present.
3.After that, I will pay a visit to some tourist attractions (attract) to broaden my horizons.
4.He is addicted (addict) to computer games. That's why he has to drop out of school.
Ⅲ.完成句子
1.你进步很快,这是因为他帮助你很多。(this is because)
You have made rapid progress;this_is_because_he_has_helped_you_a_lot.
2.他认为找到那个为这起事故负责的人是很难的。(it作形式宾语)
He considered_it_hard_to_find the person who was responsible for the accident.
3.你应该多关注你的学业。(focus)
You should_focus_more_on your study.
[语篇综合训练]
Ⅰ.阅读理解
The world could be one step closer to quick and inexpensive Ebola detection thanks to a teenager from Connecticut.
Olivia Hallisey, a junior at Greenwich High School, was awarded D|S50, 000 in the Science Fair for her new method that detects Ebola, a virus that causes bleeding from different parts of the body and usually causes death. Olivia's method is to ask patients to put their saliva (唾液) onto a testing card. The card changes color if the person is catching Ebola. Present Ebola tests take up to 12 hours and cost D|S1,000. Olivia's method, however, can be done just in 30 minutes for about D|S25. Besides, the sample (样本) doesn't have to be put in a refrigerator thanks to the silk material Olivia uses to prod