一.表示时间的常用介词
1. at 多用于表示具体的钟点时刻前 at seven, at a quarter to one,也可用于固定搭配中: at noon,at night. 2. in 表示一段时间,用于年,月,世纪,四季或泛指的一天的上午,下午,晚上等。
in the twenty-first century, in autumn, in the morning.
3. on 主要用于在星期几,具体某一天或一天的早,中,晚或节日前。
on Mid-autumn Day 在中秋节 on June 1st 在6月1日 4. since指从某时一直延续至今,后接时间点,主句用完成时
He has lived here since 1993.
5. from 说明开始的时间From now on, I will learn English in the morning. 6. for 指动作延续贯穿整个过程,后接时间段,主句完成时。
They have studied English for six years.
7. after表示以过去为起点的某一段时间之后,用过去时。
They finished the work after two years.
8. after 与时间点连用表示将来某个时间之后。
I’ll ring you up after two o’clock. 9. by+时间点 “到……以前为止”
by+过去时间点 应用于过去完成时。
We had learned 1,000 English words by the end of last term. 10. “during+时间段” 与延续性动词连用表示某时间的动作。
He lives with us during these years.
11. until 用于否定句 “直到……才”动词多用瞬间性动词。
用于肯定句 “直到……为止”其前的谓语动词须用延续性动词。
I didn’t leave until my mother came home. I waited for my mother until she came home. 12.before 在……之前 after 在……之后
Please bring your homework before ten o’clock. 二.表示地点的介词
1. in on to
Fujian is in the southeast of China. China is to the west of Japan. Russia is on the north of China.
2. over 垂直正上方
above 上方 Raise your arms above your head. on 上面接触 There is a cup on the table.
3. under 在……在下方 The coat reaches
below 在下方或位置低于…… There are many bikes under the trees. beneath 在下方
4.at 小地点 at the bus stop at home in 大地点 in China in the world on 在一个平面上 on the farm
5.in front of 在……之前(范围外) before He sits before me. These are some trees in front of the classroom.
in the front of 在……的前部(范围内)
三.be made/used
1.1) be made in 在某地制造
2) be made of 由……做成(能看出原材料) 3) be made from 由……做成(看不出原材料) 4)be made into 被制成…… 5)be made up of 由……组成 6)be made after 仿照…….制成
2.1)be used to doing =become used doing 习惯于(做)…… 2) be used to 被用来(做)…… 3)be used for+doing
4)be used as 被当作……来使用 5)be used by 被使用 四.易混点清单 1.in和on
on the tree 表示枝,叶,果实等长“在树上” in the tree 表示人或其他东西 “在树上” on the way 表示东西粘贴或挂“在墙上” in the way 表示门,窗等嵌 “在墙上”
2. between 在……(两者)之间 Mary sits between Lucy and Lily.
among 在……(三者或三者以上的人或物)之间 You shouldn’t eat between meals. Miss Wang stands among her students. 3.across He can swim across the river.
through He had to push her way through the crowd to get to her son. over 超过 The plane flew over a line of mountains in the southeast. past 经过 They walked past a tall tree.
4.for 用在leave, start后,表示运动的方向过目的。 They’ll leave for Beijing to attend a meeting next month. to接在go,come,return,move等之后,表示目的地 When did you return to Guangzhou after the holiday?
towards “朝,向” 只表示运动的方向,没有 “到达”的意思. 5.after 在……之后(时间,位置) behind 位置方面的之后
6.in 用语言,声音,原材料 Can you sing this song in English? with用在具体有形的东西 I write my homework with a pen. By 用……手段或方式 The girl made money by selling flowers.
7.but 除……之外 but 前有动词do 或其相关形式时,but 后接动词原形 We can do nothing but wait. except 除……之外(不再有)
All the students went to the zoo except Jim. besides除外的人或物
I have a few good friends besides you.
8.to 表方向 She came to me and shook my hand warmly. at 表攻击的目标 Don’t laugh at others. It’s impolite.
9.of 后一般接数词或可数名词复数 Tom is the tallest boy of the four. in 后一般是可数名词的单数形式 Tom is the tallest boy in the class. 10.by 1)交通工具by car,by air
on或in 2)交通工具前应有冠词,物主代词,指示代词。在开放或半开放型工具用on,在封闭型工具前用in on my bike in a car
11.in the past 在过去与过去时连用
in the past/last+时间段 现在完成时连用 12. with 有 ,with the help of……,play with,talk with
without 没有 without help 13. of sb.
for sb. 14. to do
to doing pay attention to, make a contribution to…, according to...,get use to..., prefer…to…,look forward to… 15. 动词+介词 look after, look like, look at, arrive at, get to,listen to , talk with, agree to, agree with, point at, hear from
动词+副词 put on, take off, turn on, turn off, turn down, turn up, put away, write down, knock in ,look up, try on.
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