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1、1一、必背词汇dig vi. bad严重的；糟糕的例句： There were no reports of serious injuries. 没有接到有人重伤的报告。2). not joking or intended to be funny严肃的，认真的例句： He was wearing a very serious expression and I knew something was wrong. 他一脸严肃，我就知道出差错了。3). A serious person is quiet, thinks carefully about things, and does not laug
2、h a lot.（人）严肃的，不苟言笑的例句： I remember her as a very serious child. 我记得她是个很严肃的小孩。4). determined to follow a particular plan of action坚决的；认真的例句： Is she serious about going to live abroad? 她真的想移居国外吗？3. depend verb /dpend/to be decided by or to change according to the stated thing由决定，取决于例句：Whether or not w
3、e go to Mexico for our holiday depends on the cost. 我们去不去西班牙度假取决于需要花费多少钱。【拓展】it (all) dependsit is not decided yet看情况再决定，看情况再说例句：“Are you going to Emmas party?“ “I dont know, it depends - we might be going away that weekend.“ “你去参加埃玛的晚会吗？” “说不好，看情况再说吧那个周末我们可能要外出。 ”4. difference noun /df.r.ns/1). C o
4、r U the way in which two or more things which you are comparing are not the same区别，差别，不同例句： Whats the difference between an ape and a monkey? 猿和猴有什么区别？2). a disagreement分歧，争论，争议例句：They had a terrible argument a few weeks ago, but now theyve settled/resolved their differences. 几年前他们发生过一次激烈的争吵，不过现在他们的
5、分歧已经消除了。【拓展】1). make a (big) differenceto improve a situation (a lot)（极大地）改善例句：Exercise can make a big difference to your state of health. 锻炼会极大地改善你的健康状况。2). not make any differenceto not change a situation in any way没有引起任何变化例句：You can ask him again if you want, but it wont make any difference - hel
6、l still say no. 你如果愿意可以再去问他，但结果还是一样他还会说不。3). with a differenceused to say that something is unusual, and more interesting or better than other things of the same type与众不同，不同寻常，别具一格，更胜一筹例句：Try new Cremetti - the ice cream with a difference. 试试新的克里梅蒂不同寻常的冰激凌。5. harmful adjective /hm.fl/causing harm有害的
7、例句： This group of chemicals is known to be harmful to people with asthma. 已知这类化学品对哮喘病患者有害。三、必背短语turn off 关上（开关）cut down 砍倒depend on 依靠， 取决于depend upon 依靠，取决于run out 用完，耗尽in place 在正确位置make a difference （对）有影响，起作用四、经典句型1. Will more trees be planted this year?今年会种植更多的树木吗？2. We can protect the environm
8、ent by recycling waste.我们可以回收利用废物来保护环境。3. For example, we are not allowed to cut down trees.例如，我们不可以砍伐树木。4. When is the show going to be held?表演什么时候举行？5. Air pollution is harmful to our health.空气污染对我们的健康有害。一、考点一、考点一般将来时的被动语态一般将来时的被动语态一般有两种形式:1. 第一种形式1). 肯定句：主语+will be+及物动词的过去分词+其他例句： The new film wi
9、ll be shown next Sunday. 三点剖析这部新影片将于下周日上映。2). 否定句：主语+wont be+及物动词的过去分词+其他例句： The new film wont be shown next Sunday. 这部新影片将不会于下周日上映。3). 一般疑问句：Will+主语+be+及物动词的过去分词+其他例句： Will the new film be shown next Sunday?这部新影片将于下周日上映吗？2. 第二种形式1). 肯定句：主语+ am/is/are +going to be+及物动词的过去分词+其他例句： The sports meeting
10、is going be held this Friday.运动会将于本周五举行。2). 否定句：主 语+ am/is/are + not + going to be+及物动词的过去分词+其他例句： The sports meeting isnt going be held this Friday.运动会将不会于本周五举行。3). 一般疑问句：Am/Is/Are+ 主语+ going to be+及物动词的过去分词+其他例句： Is the sports meeting going to be held this Friday? 运动会将于本周五举行吗？注意：在时间和条件状语从句中，常用一般现在
11、时的被动语态代替一般将来时的被动语态。例句：If I am given enough time, I will go to Dalian for my holiday.如果给我足够的时间，我将去大连度假。二、易错点二、易错点1. run out aB the; /C a; /D /; /随练随练 1.31.3 The government should stop them from _ trees in the forest. A cutting downB putting down C taking downD letting down随练随练 1.41.4 I think we must
12、give up using plastic bags to _ our earth. A produceB protect C provideD pollute随练随练 1.51.5 根据汉语意思完成下列句子。 1. 我不知道怎样处理这些旧书。I dont know_ these old books. 2. 我认为政府将制定更多法律以保护环境。I think more _ by the government. 3. 这些新型能源不仅成本低，而且对环境危害小。These new types of energy _ but also do little harm to the environmen
13、t. 4. 我觉得应该给我们更多的机会去学习依靠我们自己。I think we should be given more chances to learn to _. 5. 在他们开始这个活动之前，他们会被分成四组。随堂练习Before they start the activity, they will _.随练随练 1.61.6 Driving after drinking wine _ in China. A allowsB doesnt allow C is allowedD isnt allowed作业作业 1 1 Some people waste too much water.
14、They dont believe that it can _ some day. A keep outB run out C be run outD run out of作业作业 2 2 Please _ the lights when you go out. A turn downB turn up C turn onD turn off作业作业 3 3 The soup tastes _ because its too salty. I put salt into it too _ in a hurry. A terribly; carefully B terrible; careful
15、 C terrible; carelessly D terribly; careless作业作业 4 4 根据句意，用括号中所给词的正确形式填空。 。1. I think children should be taught how to spend their pocket money _ (wise). 2. (luck) _, the flowers and trees grow well because they are taken good care by some volunteers. 3. Do you know there is an _ (organize) called “Green Hope” working to protect the environment in the city? 4. The old text books will _ (coll
