Unit 2 Saving the Earth. Topic 1-2021-2022学年九年级英语上册课后培优练（仁爱科普版）

Unit 2 Saving the Earth Topic 1 本课重点 1. 掌握重点词汇,短语及句型 2. 会区分一般现在时和现在完成时 本课难点 1. 正确使用句型“there be sb/ sth doing sth ” 2. 正确区分短语too many、too much、much too的用法 3. 会区分一般现在时和现在完成时 常考句型 1. What a mess! 2. The flowers and grass have gone! 3. What has happened there? 4. There are several chemical factories pouring waste water into the stream. 5. How long have you been like this? 6. Have you seen a doctor? 7. What’s worse, the factory makes too much noise… 8. Noise is harmful to human’s health. ... 基础过关 一、词汇过关（完成并熟记下列的重点词汇和拓展） 1)butterfly n.—__________(pl.复数) villager n.—_________n.（村庄） pollute v.—_____________ n. 2)cut v.—________(过去式)—_________(过去分词) breathe v.—___________n. 3)pain n.—__________adj. produce v.—_____________n. harm v./n.—_____________adj. 4)hear v.—____________n. lose v.—__________adj.—_________n. recent adj.—___________adv. 5)comfort n.—_____________adj.—____________(反义词) environment