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1、UNIT 1Period TwoLesson 1题组A基础练(建议用时：10分钟).单词拼写1As we know, water is made up of h_ and oxygen.2The fireworks rushed up into the sky, just like a_(火箭) soaring up.3As a famous saying goes, it never rains but it _(倾倒). 4Coal and gas are traditional f_， but they bring lots of side effects too.5If you _(缺
2、乏)confidence in yourself, you wont do your work well.6Each class will give a _(报告) during the seminar in our school.7The father is not satisfied with his sons rude _(行为) in the public places.8The teacher saw the naughty boy _(拖拉) his bag behind on the first day.9All the citizens in our city have _(进
3、入) to this park without paying.10It is truly _(值得) to work hard at our lessons when we are at school.【答案】1.hydrogen2.rocket3.pours4.fuels5.lack6presentation7.behavior8.dragging9.access10worthwhile.单句语法填空1His uncle has never _(return) to his hometown since he graduated from college.2_ I am afraid of
4、is that my daughter will fail in the entrance examination.3When I drove my car _ the first time, I felt a little nervous.4Mike has been used to _(eat) Chinese food after he has been in China for three months.5It seems that the boy has much _(confident) in himself.6If only I _(apply) myself to studyi
5、ng lessons in my high school!7The boy was caught _(pick) off flowers in the park.8Of all the students in this school, Mike jumps _(far)9Everybody in our city are _(access) to our city library on weekends. 10In the end, Li Lei admitted that he _(make) a foolish mistake.【答案】1.returned2.What3.for4.eati
6、ng5confidence6.had applied7.picking8.farthest9accessible10.had made.完成句子1But when I was 15 and went into Mr Jenkins class, I really became interested in a subject _ _ _ _.当我15岁进入詹金斯老师的课堂时，我第一次真正对一个科目产生了兴趣。【答案】for the first time2If only I _ _ the meeting yesterday! 要是昨天我参加了会议该多好啊！【答案】had attended3The
7、 thing about being a teacher is that you _ _ _ childrens mind when they are open and eager to learn.做老师意味着，你有机会在孩子们敞开心扉、渴望学习的时候，走进他们的心灵。【答案】have access to4His suggestion is worthy _ _ _.他的建议值得考虑。【答案】to be considered5People _ _ _ that the earth was flat. 人们曾认为地球是平的。【答案】used to believe题组B提升练(建议用时：30分钟
8、).阅读理解A new research shows human activity is changing the sound of the Earths oceans and seas. Scientists say the sound changes of our oceans, seas, and other waterways affect many marine (海洋的) animalsfrom very small shrimps to huge whales.Sound travels very far underwater, Francis Juanes, an ecolog
9、ist at the University of Victoria in Canada, told the Associated Press. For fish, he explained, sound is probably a better way to sense their environment than light. Sounds help fish and other marine animals survive and communicate with each other. Sounds also help some ocean animals find food and a
10、void their hunters.However, increased noise from humans is making it harder for these animals to hear each other. The noise is coming from shipping traffic, underwater exploration, and other noisy human activities. For many marine animals, their attempts to communicate are being masked (掩盖) by sound
11、s that humans have produced. Experts explain that masking happens when one or more noises in the water block sound important to a marine animals living. The overall number of marine animals has gone down by about half since 1970. Some studies show the stress from human noise might also affect the im
12、mune system as well as reproductive health or behavior. “Imagine having to raise your kids in a place thats noisy all the time，” said Joe Roman, a marine ecologist at the University of Vermont.When people think of problems facing the ocean, we often think of climate change, plastics, and overfishing
13、. But noise pollution is another thing we need to be monitoring. “Sound pollution may be easier to deal with than other ocean problems，” Scientist Juanes says. “If we make something for the ocean, think about how to make it quieter.”1Why is sound underwater important for ocean animals?AIt changes wi
14、th light.BIts difficult to sense.CIt helps them survive and communicate.DIt helps hunters to find where they are.2What does Paragraph 3 mainly tell us?AHuman noise brings stress to marine animals.BKids should experience noise to be healthy.CUnderwater exploration must be stopped.DMarine animals have
15、 got used to sound changes.3What is the authors purpose of writing the text?ATo introduce the benefits of sounds.BTo show the effects of climate change.CTo draw attention to sound pollution.DTo share a method of studying oceans.【语篇解读】本文是一篇说明文。主要讲述的是声音污染对海洋生物的危害及原因，并呼吁人们重视海洋的噪音污染。1C细节理解题。根据文章第二段“Sounds help fish and other marine a
