Learn English free online - how to pronounce word in English - English Learning Online- www.pronounceword.com

含进行意义的介词和含动词意义的介词-思马得英语100个句子搞定英语语法(75)

75.含进行意义的介词和含动词意义的介词

<例句>
they were at dinner when i called.
我打电话时他们正在吃饭。

<语法分析>
be+某些介词短语,在时态上相当于进行时,这些介词短语有be at sth.,be in sth.,be under sth.,be on sth.和be after sth.等。在与表示感情的形容词连用时,at可以代替“听”、“看”等动词。在与go,come和return等动词连用时,for可以代替后面表示“目的”的动词。for在与start,leave和set等词连用时,相当于汉语的“走”、“到”、“往”等意思。还有些介词短语可代替动词不定式短语,作定语。

<触类旁通>
(1)what are you at now?
你在干什么?
语法分析:be at sth.表示在干什么事情。

(2)matter is always in motion.
事物时时刻刻在运动。
语法分析:be in sth.表示进行的事情。

(3)chickens are on sale.
小鸡在出售。
语法分析:be+某些介词短语,在时态上相当于进行时。

(4)he was greatly surprised at the bad news.
他听到这个坏消息大吃一惊。
语法分析:在表示感情的形容词连用时,at可以代替“听”、“看”等动词。

(5)she is also invited to the hall.
她也被邀请参加这个舞会。
语法分析:to在与go,come,invite等动词连用时,可以代替“出席”、“参加”等动词。

(6)she has left japan for america.
她已离开日本去往美国了。
语法分析:for在与start,leave和set等词连用时,相当于汉语的“走”、“到”“往”等意思。

<巩固练习>
(1)the students were very glad _____ the film.
(2)she has gone _____ a meeting.
(3)he came _____ his wallet.
(4)i am going out _____ dinner.
(5)she set traps _____ mice.
(6)i'll start _____ england at six early tomorrow morning.
(7)i am _____ the plan.
(8)my brother is _____ school.
(9)it's time _____ breakefast.
(10)she often writes _____ my pen.
(11)i go to work _____ bike.

<参考答案>
(1)at (2)to (3)for (4)for (5)for (6)for (7)for (8)at (9)for (10)with (11)by