句型宝典含动名句2
worth + V-ing
结构︰worth+动名词
说明︰此句型意为值得。 worth 是介系词，使用时要用名词动名词受词，形成介系词词组，当 形容词用。worth 之后接动名词时，主词必须为该动名词受词，否则动名词之后须另加介系词，使主词做其受词.这种句型不可用虚主词 it 做主词.
London is a city worth visiting. 伦敦是值得参观的城市。
He who does his duty is worth praising. 凡是忠于职守的人都值得赞扬。
A book worth reading once is worth reading time and time again.
值得一看的书值得一看再看。
The work is worth doing. 这个工作值得去做。
He is worth doing the work for. 值得为他去做这份工作。
be worthy of + V-ing
结构︰be worthy of+动名词
说明︰此句型意为值得。等于be worthy+to be+过去分词。worthy 是形容词，也引导形容词词组同 worth 一样，使用 worthy 时，不可用虚主词 it 做主词.
This book is worthy of reading. 这本书值得一读。
He who does his duty is worthy of praising. 凡是忠于职守的人都值得奖励。
The event is worthy of being remembered. 那事件是值得记忆的。
On/Upon + V-ing
结构︰On/Upon+动名词
说明︰此句型意为一就。相当于 once 引导的副词子句.on 后面所跟的动词的动作执行者必须与主要子句的一致。
Upon reaching an appropriate age， children are encouraged， but not forced， to leave the nest。 一达到适当的年龄，孩子们就被鼓励，而不是被强迫，离开老窝。
On entering the classroom， I found a book lying on the floor.
一走进教室，我就发现一本书丢在地上。
Upon receiving your letter， I was as happy as could be. 一收到你的信，我非常高兴。
before + V-ing
结构︰before + 动名词
说明︰此句型意为在之前。before 后面动作的执行者，应该与主要子句中的动作执行者一致。
Before entering a house in some Asian countries， it is good manners to take off your shoes.
在某些亚洲的国家，进屋子之前脱下鞋子才是有礼貌的。
Before reading the book， you had better ask yourself if you have the time.
在读这本书之前，你最好问问自己是否有时间。
Before visiting him， I called him up in advance. 在拜访他之前，我先打电话给他。
of ones own + V-ing
结构︰of ones own+动名词
说明︰此句型意为由某人亲自所的。本词组形容词词组，置于名词之后，做后位修饰语.
This is a picture of his own painting. 这是他的亲笔画。
This is a coat of her own making. 这是她亲手做的外衣。
I least expected that this should be a house of his own constructing.
我怎么也没想到这房子是他自己造的。
keep from + V-ing
结构︰主词+keep/prevent/stop/discourage+受词+from+动名词
说明︰此句型意为防止/阻止/使不能/劝阻某人不要。有时把 from 省略。
It will take everybodys efforts to keep city noises from increasing.
那是需要每个人的努力来防止都市噪音的增加。
The rain kept us from getting there on time. 那场雨使我们不能准时到达那里。
They should try to keep prices from rising. 他们应该设法阻止价钱上涨。
Sometimes we can prevent a cloud from producing rain. 有时我们可以阻止云产生雨。
Nobody can prevent him from running the risk. 没有人能够阻止他去冒险。
The bad weather prevented us from getting there on time.
恶劣的天气阻止了我们准时到达那里。
They didnt even try to stop him getting it. 他们甚至没有试图去阻止他得到它。
You should have stopped him from going swimming. 你本来应该阻止他去游泳。
A strong will will stop one from committing a crime. 强烈的意志会阻止一个人去犯罪。
Even his closest friends discouraged him from seeking higher office.
甚至他最知己的朋友也劝阻他去寻求更高的职位。
He was discouraged from making another attempt. 他受劝阻去做另一次的尝试。
worth + V-ing
结构︰worth+动名词
说明︰此句型意为值得。 worth 是介系词，使用时要用名词动名词受词，形成介系词词组，当 形容词用。worth 之后接动名词时，主词必须为该动名词受词，否则动名词之后须另加介系词，使主词做其受词.这种句型不可用虚主词 it 做主词.
London is a city worth visiting. 伦敦是值得参观的城市。
He who does his duty is worth praising. 凡是忠于职守的人都值得赞扬。
A book worth reading once is worth reading time and time again.
值得一看的书值得一看再看。
The work is worth doing. 这个工作值得去做。
He is worth doing the work for. 值得为他去做这份工作。
be worthy of + V-ing
结构︰be worthy of+动名词
说明︰此句型意为值得。等于be worthy+to be+过去分词。worthy 是形容词，也引导形容词词组同 worth 一样，使用 worthy 时，不可用虚主词 it 做主词.
This book is worthy of reading. 这本书值得一读。
He who does his duty is worthy of praising. 凡是忠于职守的人都值得奖励。
The event is worthy of being remembered. 那事件是值得记忆的。
On/Upon + V-ing
结构︰On/Upon+动名词
说明︰此句型意为一就。相当于 once 引导的副词子句.on 后面所跟的动词的动作执行者必须与主要子句的一致。
Upon reaching an appropriate age， children are encouraged， but not forced， to leave the nest。 一达到适当的年龄，孩子们就被鼓励，而不是被强迫，离开老窝。
On entering the classroom， I found a book lying on the floor.
一走进教室，我就发现一本书丢在地上。
Upon receiving your letter， I was as happy as could be. 一收到你的信，我非常高兴。
before + V-ing
结构︰before + 动名词
说明︰此句型意为在之前。before 后面动作的执行者，应该与主要子句中的动作执行者一致。
Before entering a house in some Asian countries， it is good manners to take off your shoes.
在某些亚洲的国家，进屋子之前脱下鞋子才是有礼貌的。
Before reading the book， you had better ask yourself if you have the time.
在读这本书之前，你最好问问自己是否有时间。
Before visiting him， I called him up in advance. 在拜访他之前，我先打电话给他。
of ones own + V-ing
结构︰of ones own+动名词
说明︰此句型意为由某人亲自所的。本词组形容词词组，置于名词之后，做后位修饰语.
This is a picture of his own painting. 这是他的亲笔画。
This is a coat of her own making. 这是她亲手做的外衣。
I least expected that this should be a house of his own constructing.
我怎么也没想到这房子是他自己造的。
keep from + V-ing
结构︰主词+keep/prevent/stop/discourage+受词+from+动名词
说明︰此句型意为防止/阻止/使不能/劝阻某人不要。有时把 from 省略。
It will take everybodys efforts to keep city noises from increasing.
那是需要每个人的努力来防止都市噪音的增加。
The rain kept us from getting there on time. 那场雨使我们不能准时到达那里。
They should try to keep prices from rising. 他们应该设法阻止价钱上涨。
Sometimes we can prevent a cloud from producing rain. 有时我们可以阻止云产生雨。
Nobody can prevent him from running the risk. 没有人能够阻止他去冒险。
The bad weather prevented us from getting there on time.
恶劣的天气阻止了我们准时到达那里。
They didnt even try to stop him getting it. 他们甚至没有试图去阻止他得到它。
You should have stopped him from going swimming. 你本来应该阻止他去游泳。
A strong will will stop one from committing a crime. 强烈的意志会阻止一个人去犯罪。
Even his closest friends discouraged him from seeking higher office.
甚至他最知己的朋友也劝阻他去寻求更高的职位。
He was discouraged from making another attempt. 他受劝阻去做另一次的尝试。
