worth + V-ing

結構︰worth+動名詞

說明︰此句型意為值得。 worth 是介系詞，使用時要用名詞動名詞受詞，形成介系詞詞組，當 形容詞用。worth 之后接動名詞時，主詞必須為該動名詞受詞，否則動名詞之后須另加介系詞，使主詞做其受詞.這種句型不可用虛主詞 it 做主詞.

London is a city worth visiting. 倫敦是值得參觀的城市。

He who does his duty is worth praising. 凡是忠于職守的人都值得贊揚。

A book worth reading once is worth reading time and time again.

值得一看的書值得一看再看。

The work is worth doing. 這個工作值得去做。

He is worth doing the work for. 值得為他去做這份工作。

be worthy of + V-ing

結構︰be worthy of+動名詞

說明︰此句型意為值得。等于be worthy+to be+過去分詞。worthy 是形容詞，也引導形容詞詞組同 worth 一樣，使用 worthy 時，不可用虛主詞 it 做主詞.

This book is worthy of reading. 這本書值得一讀。

He who does his duty is worthy of praising. 凡是忠于職守的人都值得獎勵。

The event is worthy of being remembered. 那事件是值得記憶的。

On/Upon + V-ing

結構︰On/Upon+動名詞

說明︰此句型意為一就。相當于 once 引導的副詞子句.on 后面所跟的動詞的動作執行者必須與主要子句的一致。

Upon reaching an appropriate age， children are encouraged， but not forced， to leave the nest。 一達到適當的年齡，孩子們就被鼓勵，而不是被強迫，離開老窩。

On entering the classroom， I found a book lying on the floor.

一走進教室，我就發現一本書丟在地上。

Upon receiving your letter， I was as happy as could be. 一收到你的信，我非常高興。

before + V-ing

結構︰before + 動名詞

說明︰此句型意為在之前。before 后面動作的執行者，應該與主要子句中的動作執行者一致。

Before entering a house in some Asian countries， it is good manners to take off your shoes.

在某些亞洲的國家，進屋子之前脫下鞋子才是有禮貌的。

Before reading the book， you had better ask yourself if you have the time.

在讀這本書之前，你最好問問自己是否有時間。

Before visiting him， I called him up in advance. 在拜訪他之前，我先打電話給他。

of ones own + V-ing

結構︰of ones own+動名詞

說明︰此句型意為由某人親自所的。本詞組形容詞詞組，置于名詞之后，做后位修飾語.

This is a picture of his own painting. 這是他的親筆畫。

This is a coat of her own making. 這是她親手做的外衣。

I least expected that this should be a house of his own constructing.

我怎么也沒想到這房子是他自己造的。

keep from + V-ing

結構︰主詞+keep/prevent/stop/discourage+受詞+from+動名詞

說明︰此句型意為防止/阻止/使不能/勸阻某人不要。有時把 from 省略。

It will take everybodys efforts to keep city noises from increasing.

那是需要每個人的努力來防止都市噪音的增加。

The rain kept us from getting there on time. 那場雨使我們不能準時到達那里。

They should try to keep prices from rising. 他們應該設法阻止價錢上漲。

Sometimes we can prevent a cloud from producing rain. 有時我們可以阻止云產生雨。

Nobody can prevent him from running the risk. 沒有人能夠阻止他去冒險。

The bad weather prevented us from getting there on time.

惡劣的天氣阻止了我們準時到達那里。

They didnt even try to stop him getting it. 他們甚至沒有試圖去阻止他得到它。

You should have stopped him from going swimming. 你本來應該阻止他去游泳。

A strong will will stop one from committing a crime. 強烈的意志會阻止一個人去犯罪。

Even his closest friends discouraged him from seeking higher office.

甚至他最知己的朋友也勸阻他去尋求更高的職位。

He was discouraged from making another attempt. 他受勸阻去做另一次的嘗試。

worth + V-ing

結構︰worth+動名詞

說明︰此句型意為值得。 worth 是介系詞，使用時要用名詞動名詞受詞，形成介系詞詞組，當 形容詞用。worth 之后接動名詞時，主詞必須為該動名詞受詞，否則動名詞之后須另加介系詞，使主詞做其受詞.這種句型不可用虛主詞 it 做主詞.

London is a city worth visiting. 倫敦是值得參觀的城市。

He who does his duty is worth praising. 凡是忠于職守的人都值得贊揚。

A book worth reading once is worth reading time and time again.

值得一看的書值得一看再看。

The work is worth doing. 這個工作值得去做。

He is worth doing the work for. 值得為他去做這份工作。

be worthy of + V-ing

結構︰be worthy of+動名詞

說明︰此句型意為值得。等于be worthy+to be+過去分詞。worthy 是形容詞，也引導形容詞詞組同 worth 一樣，使用 worthy 時，不可用虛主詞 it 做主詞.

This book is worthy of reading. 這本書值得一讀。

He who does his duty is worthy of praising. 凡是忠于職守的人都值得獎勵。

The event is worthy of being remembered. 那事件是值得記憶的。

On/Upon + V-ing

結構︰On/Upon+動名詞

說明︰此句型意為一就。相當于 once 引導的副詞子句.on 后面所跟的動詞的動作執行者必須與主要子句的一致。

Upon reaching an appropriate age， children are encouraged， but not forced， to leave the nest。 一達到適當的年齡，孩子們就被鼓勵，而不是被強迫，離開老窩。

On entering the classroom， I found a book lying on the floor.

一走進教室，我就發現一本書丟在地上。

Upon receiving your letter， I was as happy as could be. 一收到你的信，我非常高興。

before + V-ing

結構︰before + 動名詞

說明︰此句型意為在之前。before 后面動作的執行者，應該與主要子句中的動作執行者一致。

Before entering a house in some Asian countries， it is good manners to take off your shoes.

在某些亞洲的國家，進屋子之前脫下鞋子才是有禮貌的。

Before reading the book， you had better ask yourself if you have the time.

在讀這本書之前，你最好問問自己是否有時間。

Before visiting him， I called him up in advance. 在拜訪他之前，我先打電話給他。

of ones own + V-ing

結構︰of ones own+動名詞

說明︰此句型意為由某人親自所的。本詞組形容詞詞組，置于名詞之后，做后位修飾語.

This is a picture of his own painting. 這是他的親筆畫。

This is a coat of her own making. 這是她親手做的外衣。

I least expected that this should be a house of his own constructing.

我怎么也沒想到這房子是他自己造的。

keep from + V-ing

結構︰主詞+keep/prevent/stop/discourage+受詞+from+動名詞

說明︰此句型意為防止/阻止/使不能/勸阻某人不要。有時把 from 省略。

It will take everybodys efforts to keep city noises from increasing.

那是需要每個人的努力來防止都市噪音的增加。

The rain kept us from getting there on time. 那場雨使我們不能準時到達那里。

They should try to keep prices from rising. 他們應該設法阻止價錢上漲。

Sometimes we can prevent a cloud from producing rain. 有時我們可以阻止云產生雨。

Nobody can prevent him from running the risk. 沒有人能夠阻止他去冒險。

The bad weather prevented us from getting there on time.

惡劣的天氣阻止了我們準時到達那里。

They didnt even try to stop him getting it. 他們甚至沒有試圖去阻止他得到它。

You should have stopped him from going swimming. 你本來應該阻止他去游泳。

A strong will will stop one from committing a crime. 強烈的意志會阻止一個人去犯罪。

Even his closest friends discouraged him from seeking higher office.

甚至他最知己的朋友也勸阻他去尋求更高的職位。

He was discouraged from making another attempt. 他受勸阻去做另一次的嘗試。