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必修2《Using LanguageⅠ》公开课PPT课件优质课下载
2. Colour TV sets are sold in that shop.
3. I am given ten yuan by my father every week.
主语+is/am/are+过去分词+其它: be + 过去分词
一般现在时被动语态的结构:
主语 + is/am/are +过去分词+其它
一 规则变化
(1)一般在动词后面加ed:
look – looked destroy - destroyed
(2) 在以-e结尾动词后只加d:
close - closed like - liked
(3) 以辅音字母加y结尾的动词,应将y改为i 再加-ed:
study -studied cry - cried
动词的过去分词的变化规则
(4) 以重读闭音节或r音节结尾且末尾只有一个辅音字母的动词,要双写末尾的辅音字母再加-ed:
stop - stopped drop - dropped
plan - planned beg - begged
二 不规则变化
go - gone make - made hold - held
break - broken speak - spoken build - built
动词的过去分词的变化规则
This bridge was built in October last year.
These cakes were made by my mother last night.
The girl said she was often beaten by her brother.
一般过去时被动语态的结构:
主语 + was / were + 过去分词