Units3-4 复习要点

　　1、介绍家庭成员 This/That is my sister/brother/mother…

　　These/Those are my parents/grandparents…

　　Is this/that your sister/brother…? Yes, it is./No, it isn’t.

　　Are these/those your parents/grandparents…?

　　Yes, they are. /No, they aren’t.

　　There are 3/4/5 …people in my family. They are my father, my mother,…and I.

　　2、关于方位介词或短语

　　表方位的介词或短语有：in,on ,under,behind,near,next to,in front of,across from,…

　　My book is on my desk, my pen is in my book…

　　Where is the backpack/pencil…? It’s in/on/under….

　　Where are the books/pens/balls…? They are in/on/under….

　　3、把…带去给某人 take …to e.g:Please take these things to your sister.

　　把…带来给某人 bring…to e.g:Can you bring my homework to school?

　　二、代词 ( 有两种：人称代词和物主代词。)

　　1、人称代词分为：第一、第二、第三人称，且有单复数之分。

　　2、人称代词的主格在句中做主语，一般用在动词前(疑问句除外);宾格在句中做宾语，多用于动词、介词后。

　　3、形容词性物主代词起形容词的作用，后面一定要跟名词，表示该名词是属于谁的。

　　4、名词性物主代词=形容词性物主代词+名词。如：

　　This is my bag. = This is mine. That is her ruler. = That is hers.

　　一般看后面有没有名词，如有，就用形容词性物主代词;如无，就用名词性物主代词。

　　请牢记下表：