高中英语 Unit4 Wildlife protection学案 新人教版必修2

Unit 4 Wildlife protection核心单词1. decreasev. 减少；（使）变小；变少n. 减少；降低；减少的数量，其后常接介词 in/of联想拓展decrease (sth.) to/by ... 减少到/了……increase vi.&vt. 增加；增长；增强 n.增加；增加的数量increase to/by ...增加到/了……on the decrease/increase 在减少/增加易混辨析reduce/decreasereduce 强调在“数量、大小，程度或强度”方面下降或减少。decrease 侧重强调“稳定地，逐渐地，不断地”减少。They are making every effort to decrease the production cost. 他们正在尽力降低生产成本。The membership decreased to 150.会员数减少到了 150 人。The number of students in the class has decreased by 20.班级里的人数减少了 20 人。There has been a decrease in our imports. 我们的进口数量减少了。高手过招完成句子 （原创）① 这些措施将有助于降低生产成本。 will help the cost of production.② 人口出生率正在下降。The birthrate is . 答案：① These measures; decrease②on the decrease2. suggestvt. 建议；提出（意见、计划、理论等）；暗示；表明常用结构：suggest+doing 建议做……suggest sb./sb.’s doing sth.建议某人做某事（不说 suggest sb. to do sth.）suggest sth. to sb. 向某人提议…… （不能说 suggest sb. sth.）suggest (to sb.)+that 从句(向某人)建议。（所接从句用虚拟语气：sb.+should+动词原形，should 可以省略）It is suggested that ... 建议是……suggest sth. 暗示；表明……用心 爱心 专心1suggest+that 从句 暗示；表明……（从句用陈述语气）suggest sth. to sb. 使某人想起……I suggest doing it in another way. 我建议换一种方式做这件事。 They suggested another shop to us.他们向我们建议了另一家商店。 She suggested that we（should）have lunch at the new restaurant.她建议我们在那家新开的餐馆吃午餐。 Her expression suggested that she had told a lie.她的表情表明她撒了谎。温馨提示 suggestion, advice, proposal 作“建议”讲时，相关的名词性从句要用虚拟语气。My suggestion is that we (should) go to the cinema together.我建议我们一块儿去看电影。(表...