【名词&注释】
微量元素(trace element)、需要量(requirement)、营养素(nutrient)、金属材料(metal materials)、体温计(thermometer)、热固性塑料(thermosetting plastics)、过去分词(past participle)、音乐会(concert)、延续性动词(durative verbs)
[单选题]下列有关“化学与生活”知识的小结正确的是
A. 制作锅柄的材料是热固性塑料
B. 镉（Cd）、汞（Hg） 、铅（Pb）都是对人体有害的微量元素
C. 食物淀粉在人体内能转化为葡萄糖被人体吸收
D. 维生素在人体中需要量很少，它不属于人体的营养素
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举一反三：
[单选题]35．
A. added
B. made
C. offered
D. left
[单选题]AMany people have to work on the weekend. Some people do not mind. Other people think it is terrible.
A. One man thinks that working on the weekend can be dangerous. He is Graham Coates. Mr. Coates worked in an office in Brighton, England.
B. On Saturday, May 24, 1986, he went to the office to do some work. When he got in the elevator to go home, it stopped between floors. Mr. Coates could not get out of the elevator. He was trapped（困住了）! He started to shout, but no one heard him. Then Mr. Coates remembered that it was a holiday in England. No one was going to come to work until Tuesday!
C. There was nothing for Mr. Coates to do. He had to wait until one his coworkers came to work and found him. With nothing to eat or drink, Mr. Coates ended up sleeping for most of the time.
D. Early on Tuesday morning, the vice president of the company came into work and found the elevator was not working. When the elevator was opened, Mr. Coates came out cold, weak, and tired. He had been in the elevator for sixty-two hours!
E. Now Mr. Coates says, “I only uses elevators if they have telephones in them.”
F. 36. Mr. Coates could not get out of the elevator because ______.
G. it was broken B． it was a weekend
H. it was a holiday D． it stopped on a wrong floor
[单选题]In the USA children start school when they are five years old． In some states they must stay in school (11) they are sixteen． Most students are seventeen or eighteen years old when they (12) school． There are two kinds of schools in the United States: public schools and pri-cate(私立)schools．(13)children go to public schools． Their parents do not have to(14)their education because the schools (15) money from the government． If a child goes to a private school，his parents have to get enough money for his schooling ． Some parents still (16) private schools，though they are much more expensive．
A. A student at a state university does not have to pay very much if his parents (18 in that state． But many students(19) while they are studying at universities．In this way they (20)good working habits and live by their own hands．
C. and
D. though
E. until
F. since
[单选题]29． Which of the following is TRUE according to the passage?
A. Parents quarrel because they don't love each other．
B. lf your parents often quarrel．don't leave them alone．
C. No one wants a family with quarreling or fighting．
D. When parents are angry．they think much about children．
[单选题]________learning merely from the text，this approach has many benefits for thestudents．
A. Comparing to
B. Compared to
C. Comparing with
D. Compared with
[单选题]It's nice of you to______so much times howing mearound your school.
A. take
B. spend
C. cost
D. have
[单选题]24． Harry spent his birthday _______'
A. in a store
B. cooking dinner
C. in a boutique
D. listening to music
[单选题]_____________ we plant, _________________our city will be.
A. The more trees, the beautiful B． The less trees, the more beautiful
B. The more trees, the more beautiful D． The less trees, the beautiful
[单选题]请你根据所学化学知识判断，下列说法正确的是
A. 铁管在潮湿的空气中不易锈蚀
B. 铵盐氮肥与碱性物质混合施用
C. 天然气泄漏，点火寻找泄漏处
D. 体温计中的水银属于金属材料
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