3．几组易混淆的介词　

　A． “在...之后” in + 一段时间(用于一般将来时)

　 after + 一段时间(用于一般过去时)　 after + 一点时间(常用于一般将来时)　

　 如：The baby stopped crying after half an hour.　

　 The baby will stop crying in half an hour.　 They will visit their teacher after Friday.　　　　　　　　　　

　B． for +一段时间　 since +过去的一点时间

　 这两者均用于现在完成时，具体在时态部分，我会继续向同学们讲解。 　　

　C． be made of "用……制成"　 be made in “由某地制造”be made by somebody “由某人制成”　　　　

　D． in, on, at表时间　　 in “在某月(季节、年)等” eg:in 1996, in January, in summer

　 固定词组：in the morning, in a week,in a minute,in time, in the end

　 on "用于指具体的某一天或专指某一天上午、下午或晚上等"

　 　eg:on Christmas Day, on the night of February 16

　 at “用于具体时刻前和某些固定词组中”

　 固定词组：at seven, at the moment, at night, at last, at first, at noon, at times, at once, at this time of the year, at the beginning of, at the end of this month, at the same time 注意：在表时间里，下列情况下一般不用介词。词组里有：next, last, this, that, tomorrow, yesterday, one, every, all 以及the day before yesterday和the day after tomorrow 前不用介词 。 如:不能说 in tomorrow ,只能说 tomorrow 在明天　　　　

　E. except +宾格/doing something "除…之外” (不包括本身)　

　 Everyone is at school today except Lin Tao. (同义句转换) =Only Lin Tao isn't at school today.　　　　

　F． “用” 通过交通工具 by plane

　 用语言 in English 通过媒介 on /over the telephone,　 on /over the radio,　 on TV

用工具手段 with a pen, with one's hands　　　　　

　G． between “在~和~(两者)之间”

　 between...and...,　 between the two... among 在...之间(三者或三者以上)　

eg.Sue spent over two hours ___ her homework yesterday evening.　 A.on　 B.with　　 C.at　 D.over

2．介词后常用人称代词宾格和动词-ing形式　

　 1)You must take good care of her.　 2)Thank you for teaching us so well.　　　　　

1．与形容词搭配的词组有：　 be afraid of (怕) be angry with (生某人的气)

　 be away from (不在某地) be different from (与…不同)

　 be good at (善于) be good/ bad for (对…有益/有害)　　　 be interested in (对…感兴趣) be late for (迟到)　　　 be/get ready for (为作好准备) be sure of (对…有把握)

　 be worried about (为…感到担忧)　　　　　

6. Which do you like _____, tea, orange or water?　　 A.good　 B.Well　 C. Better　 D. Best

5. An elephant is _____ than a horse.

　A.more strong　 B. much stronger　 C. the most strong　 D. much more strong　　

4..The Changjiang River is the third __ river in the world. A.long　 B.longer　 C.longest　 D.the longest　　　　

3.-Whose watch is this, Mary? Is it your sister's?

　 -No,Mum. It's not ______. It's ______. A.hers, my　 B. her, my　 C. Mine, hers　 D.hers, mine

2.There isn't _____ in today's newspaper.　　

A. important something　 B. important anything　 C. anything important　 D. nothing important　　　

3.区别几组易混淆的副词: 也 too用于肯定、疑问句　 also 较为正式书面语　 either 用于否定句　　　 已经 already 常用于肯定句、疑问句 yet 常用于否定句、疑问句　　　　

　不再 no (not any) longer 从时间上讲　 no (not any) more 从动作上讲　　

　如此这样 such 修饰名词 eg: such a big box

　so 修饰形容词、副词 eg: so big　　　 单独、独自 alone 作表语 =by oneself　 孤独的 lonely 可作表语、定语　 eg:A group of girls are singing and dancing ______ over there. (happy)

　练习题　 1.The students are having a good time in the park.　 Some are drawing by the lake. _ are climbing the hill.

A.Others　 B. Other　 C. Another　 D.The other　　　

2.副词修饰动词、形容词或其它副词　　　 enough属例外词：形/副+enough to do enough+名词　 例如;She is old enough to go to school. 她够上学的年龄了。