1、课时作业16Sandstorms in Asia.课标单词阅读词汇释其义1desertification n._沙漠化 2atmosphere n._大气；大气层 3mass adj._大量的；大规模的 4campaign n._战役；活动 5melt vi._融化 写作词汇悉其用1._garbage n. 垃圾2._recycle v. 重新利用；再循环3._process n. 进程；过程4._forecast vt. 预报；预告5._citizen n. 公民；市民拓展词汇通其变1._dust n沙尘；灰尘_dusty adj. 满是灰尘的2._cycle vi. 骑自行车；循环_cyc
2、list n. 骑自行车的人_recycle v. 重新利用；再循环3._frightening adj.吓人的；可怕的_frighten vt. 吓唬；使害怕_fright n. 恐惧；害怕4._strength n. 力量；力气_strengthen v. 加强_strong adj. 强壮的；坚强的_strongly adv.坚强地5._concerned adj. 关心的；担心的；有关的_concern n. & v关心；担心_concerning prep.关于6._evidence n根据；证明_evident adj. 明显的；显然的7._major adj. 主要的；多数的_m
3、ajority n大多数8._urgent adj. 紧急的_urge v. 催促；极力主张_urgency n紧急；紧急情况 9._pollute vt. 污染_pollution n污染10._complain vi. 抱怨；发牢骚_complaint n抱怨11._protection n保护_protect v保护12._scary adj.恐怖的；吓人的_scare vt.使受惊_scaring adj.受惊吓的13._absolutely adv.绝对地；完全地_absolute adj.绝对的；完全的14._chemical n化学药品_chemist n化学家；药剂师_chem
4、istry n化学语境活用(用所给词的适当形式填空)1Knowing our_strength is very important.But the most important is to_strengthen the ties with the people around us.(strength)2Lacking proper_protection against cold，we try to make a fire to_protect us from the cold night.(protect)3The teacher_urged that the students should
5、be taught how to take_urgent action in_urgency .(urgent)4The_frightening scene_frightened the boy.He felt_frightened but he tried to hide his_fright .(fright)5The public have shown great_concern about the food safety，because it_concerns the peoples health.It is hoped that the authorities_concerned c
6、an really do something about the issue_concerning the public health.(concern)6The_majority of us agreed to take the_major road to go to Beijing.(major).课标短语短语速记1._cut_down 砍倒；减少，缩减2._look_through 浏览；翻阅；翻找3._be_caught_in 突然遭遇(风暴等)4._have_a_bad_effect_on 对有坏影响5._take_in 吸收；欺骗；理解6._give_out 放出；发出；变得无力7
7、.in a nutshell _简言之；概括地讲 8put.into. _把放进 9take away _取走；拿走 10cant help but _不得不 11as a result of _由产生的结果 12wake up to _意识到 13one after another _一个接一个地 语境活用(选用上面的短语填空)1It is a long story，but to put it_in_a_nutshell ，the famous painting was stolen by the guard last night.2If they hadnt_cut_down the tr
8、ees，the environment in this area wouldnt be so bad now.3Someone knocked at the door when Mr Yang was_looking_through the evening paper.4Tony couldnt_take_in the knowledge the teacher had taught him at all.It was too difficult for him.5Violent crime in films_has_a_bad_effect_on teenagers, so films th
9、at are full of the violent crime scene should be banned.6The two children_were_caught_in the elevator.Luckily，they were saved ten minutes later.7After climbing the hills in the natural park for hours，my legs_gave_out and I failed to keep pace with others.课标句型教材还原1They are often_so thick_that you can
10、not see the sun，and the wind is sometimes strong enough to move sand dunes.沙尘常常弥漫以至于你连太阳都看不见，风力有时强到可以移动沙丘。2The storms sometimes continue all day and traffic moves very slowly because the thick dust_makes_it_difficult_to_see .暴风有时持续一整天，车辆开得很慢，因为浓浓的尘埃降低了能见度。3The garbage is then taken away and, if_poss
11、ible , recycled.然后垃圾会被运走，如果可能的话，予以回收利用。4Sandstorms in China_appear_to_have_increased in recent years as a result of “desertification”由于沙漠化，近年来在中国发生的沙尘暴(的次数)好像增加了。基础写作1那里有很多动物，以至于我不能相信自己的眼睛。There were_so_many_kinds_of_animals_that I couldnt believe my eyes.2互联网使得人们可以更容易地获取他们所需要的信息。The Internet_makes_
12、it_easier_for_people_to_get the information they want.3如果可能的话，我出差去上海时会探望我叔叔。_If_possible ，I will visit my uncle when I go to Shanghai on business.4似乎我以前在哪儿见过他。I_appear_to_have_seen him somewhere before.语篇整合话题与语篇填空Sandstorms，strong and dry winds that carry sand，1._have_struck (strike)many Asian count
13、ries for centuries.As a result of desertification，sandstorms in China seem 2._to_have_increased (increase)in recent years.This is a process that happens when land 3._becomes (become)desert because of climate 4._changes (change)and because people cut 5._down trees and dig up grass.Northwest China is
14、part of the sandstorm centre in Central Asia.Sandstorms sometimes have 6._a very bad effect on Beijing，especially on its weather and traffic.To solve the problem, many ways have been tried.For example，in order to prevent the desert, 7._which is only 250 km away to the west，8._coming (come) nearer to Beijing，the government is planting trees.So far，over 30 billion trees 9._have_been_planted (plant) and 10._more (many) trees will be planted for the next five years.话题与短文改错