1、Unit 13Were trying to save the earth!第一课时Section A(1a2d)01基础过关.根据句意及汉语提示填写单词。1We can clearly see fish swimming at the bottom(底部) of the river.2The girl seldom goes outside because of an ugly(难看的) scar on her face.3The fewer plastic(塑料的) bags we use，the more beautiful our earth will be.4The villagers
2、 used to burn coal(煤) to get warm.5Dont litter(乱扔) waste things everywhere.用括号内所给单词的适当形式填空。6There is a wooden(wood) table in the middle of the room.7There used to be many fishermen(fisherman) in the village.8Everyone in the class is asked to play a part in keeping(keep) the classroom clean.9Can you
3、tell me the machines advantages(advantage)?10Her actions(act) tell us a lot about her purpose.用方框中所给短语的适当形式填空。make a difference，play a part in，be full of，cut down，clean up11There will be a party in this room.Please clean_up the room after the party.12This basket is_full_of apples.13Planting more tre
4、es can cut_down air pollution.14Our actions can make_a_difference and lead to a better future.15Everyone in the city should play_a_part_in protecting the environment.单项选择。(C)16.That mistake almost _ him his life.Atook BpaidCcost(A)17.We should keep the windows_ in order to let the fresh air in.Aopen
5、 Bopened Cclose(C)18.Whats the _of traveling by bike?It can save money，keep healthy and not pollute the air.Apurpose BsuggestionsCadvantages(B)19.Many kids laugh at Kims looks and they think he is _.Aclever Bugly Cnice(C)20.Lets go hiking _ staying at home，shall we?Good idea.Aas well as Bin order to
6、 Cinstead of,02能力提升.补全对话。请根据对话内容，从方框内所给的选项中选出能填入空白处的最佳选项。选项中有两项为多余项。Bob：Good morning，Kim.Kim：Good morning.Bob：_21_ It can save a lot of time.Kim：Well，I prefer walking to driving a car.Bob：Mm，its good for health and the environment.Kim：Yes.The environment is very important for us._22_Bob：Yeah，right.W
7、hat else can we do?Kim：For example，wed better not buy clothes made of animal fur.Bob：I agree with you._23_ Anything else?Kim：Dont use plastic bags.Bob：_24_Kim：Yes，they are really useful for us.But they pollute our environment.Bob：_25_Kim：We can use cloth bags instead of plastic ones.Bob：Thats a good
8、 idea.Oh，its late.I must go now.See you!Kim：See you! AEveryone should do something for it.BWhy dont you drive to work?CIts useless for protecting plants.DIts a good way to protect animals.EBut dont you think they are really convenient in our daily lives?FWhy do you go to work in a car?GHow can we carry things after shopping then?21B22.A23.D24.E25.G
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