Unit 2单词详解2022-2023学年人教版英语八年级下册

Unit 2 I’ll help to clean up the city park.单词讲解 详细版 1. clean up 打扫（或清除）干净 I’ll clean up the city park. 我来打扫城市公园。 2. cheer/tʃɪə/v.欢呼；喝彩 cheer up（使）变得更高兴；振奋起来 The girl could visit the sick kids in the hospital to cheer them up. 女孩可以看望医院里生病的孩子们使他们高兴。 3. give out分发；散发 相当于hand out 其它含义：发出（光、热等） The sun gives out light give away ➊ 送掉;赠送: I gave away my bike to a children home.我把自行车捐给了儿童之家 ➋ 泄露: I will never give your secrets away a永远不会泄露你的秘密。 give back 归还: When will he give back the tape?他行么时候归还录音带? give in 让步;屈服: Finally he had to give in and accepk the job. 最后他不得不做出让步，接了这份工作。 give off 发出(气味、光、热等): The fire doesn't seem to be giving off much heat. 炉火好像不太热。 Give up The boy could give out food at the food bank. 男孩可以在食物救济站分发食物。 4. volunteer/ˌvɒlən'tɪə(r)/v.义务做；自愿做；n.志愿者 ①〔不及物动词)自愿做;义务做后常跟介词 in, for 等。 Volunteering makes you look at the world differently. 志愿服务使你对世界的看法不同。 They volunteer for the work in the club.他们自愿在俱乐部里参加这项工作。②〔及物动词]自愿做;义务做 volunteer to do sth. 自愿做某事 Jenny volunteered to clean up the room after the party. 聚会结束后,珍妮自愿打扫房间。③〔可数名词]志愿者 I want to be a volunteer in the city.我想成为这座城市的一名志愿者。 vo+lun+teer The girl could volunteer in an after-school study program to teach kids. 女孩可以义务参加放学后的学习活动教小孩子。 5. come up with想出；提出（主意、计划回答等） 高频 后面常跟idea,plan,answer等名词,相当于 think up。 Can't you come up with a better idea?难道你想不出一个更好的主意了吗? 拓展 come 的其他常用短语有: come over 过来;顺便来访;拜访 come out 出来;开花;(书等)出版 come in 进来 come on 快点儿;加油 come true 实现 comeup走近;走上前来 come down 下来 come from 来自 We need to come up with a plan for the City Park Clean-Up Day. 我们得为市公园打扫日想一个计划。 6. put off推迟 高频 是“动词+副词”结构,常用名词、代词或动词-ing 形式等作宾语。 put off doing sth. 推迟做某事 They put off the match because of the heavy rain.因为大雨,他们推迟了比赛。 Please don't put off doing your homework.请你们不要拖着不做作业。拓展 put的常用短语还有: puton 穿上;上演;发胖 put out 熄灭 put away 收起来;放好 put down 放下 putup张贴;搭建;举起 put back 放回原处; 把(钟 )拨慢 put one's heart into 全神贯注于 Clean-Up Day is only two weeks from now. We can’t pu