人教版 (2019)必修 第一册Unit 4 Natural disasters图片课件ppt

这是一份人教版 (2019)必修 第一册Unit 4 Natural disasters图片课件ppt，共5页。PPT课件主要包含了灾难灾害，直升机，生存存活，摧毁毁灭，避难处，不振动，不送气等内容，欢迎下载使用。

Sectin Ⅰ　Listening and Speaking
在括号里写出黑体部分在句中的含义1. A disaster( ) is a very bad accident such as an earthquake r a fire that kills a lt f peple. 2. The twn was destryed by the flds( ) after the strm.3. A helicpter( ) is an aircraft with lng blades n tp that g arund very fast. It is able t stay still in the air and t mve straight upward r dwnward.4. Unfrtunately, the rescue( ) car brke dwn n ur way t the flded area.
5. Dn’t wrry abut the damage( ) t yur car. I will fix it up fr yu.6. He managed t survive( ) in the earthquake while all the ther members died.7. As we all knw, frgs eat pests which destry( ) crps and carry diseases.8. N ne can change yu. Others can nly affect( ) yu.9. In this wrld nthing can be said t be certain, except death( ).10. The charity gave shelter( ) t peple n winter nights.
Prnunciatin:Listen and repeat.1. Listen and repeat the wrds in Prnunciatin. Try t find the characteristics (特点) f viceless and viced cnsnants.(1)清辅音发音时送气,声带______,如: pump、test、kite、flwer、bus、English、three、chair、tree、cats。(2)浊辅音发音时_______,声带振动,如: ball、dg、get、vice、zer、decisin、smth、jb、drink、hands。(3)动词加-ed的读音主要有三种:以清辅音结尾的读/t/,如:wrked、liked、cked。以浊辅音结尾的读/d/,如:rained、reserved、travelled。置于t和d结尾的单词后读/id/,如:needed、visited、landed。
2. Read the fllwing wrds and then put them int different grups accrding t viceless and viced cnsnants. dry cake beds pin fly cage schl chalk visin three z 第一组(清辅音): _______________________________________________ 第二组(浊辅音): _______________________________________________ 
cake　pin　fly　schl　chalk　three
dry　beds　cage　visin　z