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练模考 mending needs to be repaired mended both advantages and problems about bike 5.health 4.making mistakes I.1~5 BAABD 6~8 CCB 4.is used to cut 5.used to play sharing. Ⅲ.1~5 ACDBC 6~10 ABDCB llⅢ.l.ahead of 2.set out 3.First of all Ⅱ.1~5 BABBB6~7BC 第3课时 Section B 1a~le Without doubt there are many advanta- 第2课时Section A3a4b 4.separated from Ill.1.landed successfully successfully landed I.1.Recycling 2.own 3.shopping ges of bike-sharing.Firstly,it's convenient I.1.overcome 2.mess 3.graduated 4.cool IV.1~5 BDCAA 2.took off 4.taking 5.napkin for people to go out,especially when it's too II.1.ours 2.caring 3.graduated 4.excite 第5课时Section B3a~Self Check 3.has taken place II.1.talking 2.sleeping 3.being 4.like early in the morning or too late at night ment (写作专练) Unit 13 We're trying to 5.living Secondly,there will be less pollution since III.1.keep our cool 2.looked back at I.1.full;thirsty 2.like 3.with 4.forgets Ⅲ.1~5 CDABA6~10 DBCDB bikes don't burn gas or oil.Thirdly,it helps 3.made a mess 4.from a foreign land 5.patient;work out save the earth 11~15 ACBDC reduce the traffic pressure.And people can IV.1~5 CDBCC II.One possible version: 第1课时Section A1a~2d 第4课时 Section B 2a~2e take exercise by riding bikes,too. But there are also problems about it. Grammar Focus语法专项 Our middle school life will soon come to an end.But I'll never forget you,Wang I.1.bottom 2.ugly 3.plastic 4.coal I.1.bottle 2.president 3.works 4.recycle People throw away the bikes everywhere I.1~5 CBDDB II.1.wooden 2.fishermen 3.cost Ⅱ.l.especially 2.used 3.to recycle Some of the bikes are damaged.Some are II.1.happened 2.will be 3.have;will be Ziyuan.You're my best friend.You're tall, 4.advantages 4.pulled You're so smart and so outgoing that every- stolen 4.said;would try 5.stops Ⅲ.1.cost me 2.was badly polluted We should learn to be civilized and 第3课时Section B1a~le one wants to be friends with you.I'll never Ill.1.Don't forget 2.full of 3.costs nothing 3.dropping low 4.at the top of follow the rules.