Whether it will do us good remains to be seen.  这是否对我们有好处，还要看一看。(将来的被动动作)

They remained listening.        他们一直在听。(正在进行的主动动作)

She remained sitting when I came in .我进来时，她仍然坐着。(正在进行的主动动作)

The book ,however ,remains unfinished.但这本书一直没完成。(表示主语所处的状态)

They remained locked in her room. 他们仍然被锁在房子里。(已经发生的被动动作)

c. remains是名词，表示“遗物”“遗址”“剩余物”，其单、复数同形，如：

the remains of an old castle 古城堡的遗址

They paid their last respects to her remains.        他们对她的遗体告别。

The remains of the meal are/is in the refrigerator.        剩饭在冰箱里。

d. remaining 意为“剩下的”“余下的”，修饰单个名词时，前置，如是修饰短语则应后置。如：

She returned home with the remaining 10 dollars.        她带着剩下的十美元加了家。

You may have the remaining ones.        剩下的你可以拿去。

We had a number of duties to perform during the short time still remaining .

在剩下的时间中，我们有很多的任务要完成。

[注]?left也可意为“剩下的”“余下的”，多放在被修饰的名词之后，如：

How much time is there left?        还剩有多少时间?

There are no books left in the room。房间里没剩下书。

The lady said she would buy a gift for her daughter with the ______.

a. 20 dollars remained  b. 20 dollars to remain   c. remained 20 dollars  d. remained 20 dollars

(2)The hanging Gardens 空中花园

a. hanging 为现在分词作定语，hang此处为不及物动词，意为“悬”“挂”，(hang, hung, hung )

He remained hanging in the midair ,saved by the belt .他悬在半空中，安全带救了他。

A full moon hung in the sky.        一轮满月挂在天空。

Big lights hang from the ceiling.        天花板上吊着几盏大吊灯。

b. hang作及物动词，意为“悬”“挂”，仍是不规则动词，如：

Let’s hang those pictures on the wall.        咱们把这些画挂在墙上。

My mother is hanging out the washing.        我妈妈在晾洗好的衣服。

Slogans were hung in the hall.        大厅里悬挂着标语。

[注]有时表示“上/里面挂着”着be hung with。如：

The hall was hung with pictures by workers .大厅里挂着工人创作的画。

The trees were thickly hung with fruit.        树上果实累累。

c. hang作规则动词，意为“吊死”“绞死”，既可作及物动词也可作不及物动词。如：

The last Ming emperor hanged himself from this tree.         明朝最后一个皇帝就是吊死在这棵树上的。

Mussolini was hanged by the Italian people .        墨索里尼被意大利人民绞死了。

The man was hanged for what he had done to the peasant family.那人因对那农家所干的一切被绞死了。

At that time you could hang for stealing .那时犯盗窃罪就可能会被绞死的。

d. hang所用于的一些短语：

hang about 逗留，闲荡                                        hang back 踌躇不前

hang (down) one’s head低下头                        hang on坚持下去;赖着不走

hang over使忧心忡忡;担心可能发生                hang up 挂断电话

hang upon靠……决定                                        hang by a hair/thread命悬一线，危在旦夕

(3)Have you ever been to a museum and seen things from ancient civilizations        你曾去过博物馆看到过来自文明古国的东西吗?

a. civilization 在本句中为可数名词，意为“文明国家”。如：

These are acts that will horrify civilizations.        这些是令文明国家震惊的行为。

These are inventions from civilizations.        这是些来自文明国家的发明。

b. civilization作可数名词，意为“文明”“文化”。如：

Do you know the civilizations of ancient Egypt, Babylon and Persia            你了解古埃及、巴比伦和波斯的文化吗?

Chinese civilization is one of the oldest in the world.          中国文化是世界上最古老的文化之一。

c. civilization 作不可数名词，意为“教化”“开化”“文明环境”“文明社会”。如：

The civilization of mankind has taken thousands of years.        人类的开化经过了数千年。

They still live far from civilization.        他们仍然生活在远离文明世界的地方。

It’s good to get back to civilization after living in a tent for two weeks.

在帐篷里生活了两星期后又回到文明社会可真舒服。

(4)Do you have any suggestions on how to protect it? 你有关于如何保护它的什么建议吗?

a. suggestion作可数名词，意为“提议”“建议”。如：

I want suggestions about what to do today.        今天做什么我想听听有何意见。

My suggestion is that we put off the meeting.        我的建议是推迟会议。

[注] at/on one’s suggestion或at/ on the suggestion of 意为“按照某人的建议”，其中suggestion作不可数名词。如：

On/At your suggestion, I bought the more expensive printer. 遵照你的建议我买了较贵的打印机。

b. suggestion作可数名词还可意为“些微”“迹象”。如：

He speaks English with a suggestion of a French accent.        他讲英语带一点法语口音。

There is no suggestion that she should resign.        没有迹象显示她要辞职。

c. suggestion作不可数名词，意为“联想”“暗示”。如：

Most advertisements work through suggestion.        大多数广告都是通过暗示起作用。

There is much suggestion in what he has said.        在他的话中暗示了许多东西。

[注]advice为不可数名词，意为“告诫”“忠告”“劝告”“建议”，常用来表达讲话人对做什么、怎么做提出观点，往往带有警示意思。如：

You won’t get well unless you follow your doctor’s advice.         如果你不遵医嘱，你将不会痊愈。