The company many new products before finding one that was successful．( )A．break outB．cut outC．laid outD．tried out 题目和参考答案——青夏教育精英家教网—

题目内容

3．The company _______many new products before finding one that was successful．（　　）

A．

break out

B．

cut out

C．

laid out

D．

tried out

分析在找到一款成功的产品之前公司试验了很多产品．

解答答案：D
A：爆发；B：剪下；C：展示；安排；D：试验．根据句意"在找到一款成功的产品之前公司试验了很多产品"及所给选项分析可知本题答案为D选项，其余选项均不符合句意．

点评本题考查动词短语的辨析，做此类题目时一定要清楚各个选项的含义及用法，再根据句意及其它要求确定最终答案．

练习册系列答案

14．While the rest of the world is waking up as the weather turns warm，our bodies may not respond the same way．Many of us may share the same feeling of inexplicable drowsiness as we embrace spring，and traditional Chinese medicine （TCM） has a term for it：chunkun，"spring sleepiness"．
（36）F．
1．Don't sleep more，exercise more
Eight hours of sleep is usually enough for adults．Getting longer sleep may reduce activity in thecerebral cortex，making people sleepier．（37）G．Aerobic exercise，such as jogging，swimming and rope skipping，are recommended．
2．（38）A
A cup of coffee or tea that contains a good amount of caffeine is good for the health，and is important to keep us alert for important occasions，such as crucial meeting．However，too much coffee may cause an accelerated heartbeat，anxiety and other symptoms that may be linked to heart problems．
3．Splash cold water on your face
If a cup of coffee doesn't keep you awake long enough，try splashing cold water on your face，which is always refreshing．
4．Get some fresh air
（39）C．Bad air flow will lead to insufficient oxygen，which will affect the brain's performance．
5．Drink enough water
Try to always have a bottle of water next to you，as it can help to eliminate accumulated toxins and help to fight spring fatigue．（40）D．
If none of the above tips work for you，you should be fine by the end of April．

A．Fight back with caffeine but do not overdose
B．Find the natural scent that awakes you
C．Make sure that air flows properly in your office and bedroom．
D．You can also add slices of lemon to make it vitamin-rich．
E．Also go outdoors to get close to nature．
F．Although spring sleepiness is not an illness，the following tips might be essential for those who really need to stay awake．
G．Instead，a slight increase of the level of your physical activity will make us feel awake and energetic．

11．___________experiment took us five months and turned out _________ great disappointment．（　　）

18．If you planed to remain in the United States for any length of time，you will soon find too expensive to stay in a hotel and will want to find others place to live．As is true in cities anywhere in the world，the farther you live outside the city，generally the low the rents will be．However，travel to and from the city by bus，car or train may make it as expensive as living in the city．Naturally，it is easier to join in the life of a city if one is close to the center．By this reason，you may prefer to live as close to the center of the city as possible．But you may prefer to rent a place for only a month or two until you become more familiar to the area．Your best source of informations about houses is likely to be the local newspaper．Usually，the week's most completelylisting of houses to rent appears in the Sunday newspaper．

8．Many people，_________ are not overweight，are ______．（　　）

	A．	some of whom，going on diet		B．	some of which； going on diet
	C．	of whom some； going on a diet		D．	some of that； going on a diet

15．Though I hadn't seen Susan since we graduated from university，I ________her in the crowd at first sight．（　　）

12．After entering high school，you must wonder how to study well．Here are some good skills for you．
1．Go to class．If you want to do well at school，going to class is the first step in studying well．If you miss classes，you will miss what the teacher thinks is important．As a result，you'll miss what is the most likely to end up on the test．（36）E
2．Take good notes．Try not to write down everything．（37）F Write down unfamiliar terms．After class，review your notes as soon as possible．You can fill in details that you missed and review the material while it is still fresh on your mind．
3．（38）C If you are struggling in class，talk to your teacher．He or she may be able to give you more help before or after class．Most teachers have little sympathy（同情）for students who just become worried about failing during the last few weeks of the grading period．
4．Take part in class discussions．（39）G Asking questions and having eye contact with your teachers and classmates can increase your participation（参与）and your focus during the class discussion．If the material is difficult，you'd better read it before class．This helps you make your point clear in class．
5．Form study group．Get students together who want to do well in class．Make sure that everyone is familiar with the material because you do not want to spend time re-teaching material to people who do not understand it．（40）A Sometimes group sessions（上课时间）can become chatting sessions．

A．But be careful!
B．Don't be late for your class．
C．Talk to your teacher if you need help．
D．You should write down all the new terms．
E．So if you want to study well，go to every class．
F．All you need is to put down the main points in your own words．
G．In order to learn more in class，it is helpful to take part in class discussions．

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