make ... worthwhile 使……有价值 He did everything to make the trip worthwhile. 他做了很多事情使这次旅行很值得。
解释
例子
过去分词用在表示状 ①They kept the door locked for 态的动词keep，leave a long time. 等的后面 他们把门锁了好长一段时间。 ②Don’t leave the windows broken like this all the time. 不要让窗户一直像这样破着。
Then there came a knock at the door. Long, long ago, there lived a king. There followed a terrible noise. Suddenly there entered a strange man.
省略句：结构中的主语与主句的主语一致 时，可省略相同成分。
2)Unless____to speak, you should remain silent at the conference. A .invited B.inviting C .being invited D.having invited
6.in memory of=in honor of 为了纪念 in celebration of 为了庆祝
1.for convenience
2.at your convenience
3.is convenient to
即学即练 Would it be__________for you to pick me up at four o'clock and take me to the airport? A．free B．vacant C．handy D．convenient [答案] D 四点钟接我并把我送到机场，你方便吗？ It is convenient for sb. to do sth. 某人做某事很方便。
What interested her most was ...
7.It is strange (necessary, natural, important, a pity) +that …should have done…竟然。。。 It is strange that he should have said such words. It is strange that he should have made such a mistake. It is a pity that he should have missed so interesting a film.
refer to： 1）提及，指的是… When he said “some students”, do you think he was referring to us? 2) 参考；查阅;询问 If you don’t understand a word you may refer to your dictionaries. Please refer to the last page of the book for answers. 3) 关系到；关乎 This rule refers to everyone.
clarify: vt./vi. (cause sth. to )become clear or easier to understand 澄清；阐明;清楚；明了
Can you clarify the question?
be linked to = be connected to =be joined to
①When we got to school， 过去分词常 we saw the door locked. 用在感官动 当我们到学校时，我们看见门锁着。 词watch， ②We can hear the windows beaten notice， by the heavy rain drops. see，hear， 我们可以听到大雨点敲打窗户的声音。
reference: n. reference book参考书
break away (from sb / sth) 脱离；破除…
Modern music has broken away from the 18th century rules. It is not easy for him to break away from bad habits. Fortunately he broke away from those people years ago.
2). Link-v. continue to be 继续保持，仍然 Much work remained to be done. The door remained closed. It remained raining. It remained a secret. 这仍然是个秘密。
在there be句型中的be还可以换成其他的 动词与there连用，这些词都是表示状态的 如：live stand exist remain等或用来描写 某事的发生或某人的到达,如come, appear, enter, follow, occur等。
convenience n. 便利，方便，便利的事物 convenient 作表语时，不可用人作主语， 要用事物作主语或用it 来充当形式主语。
convenient 不和“of sb. ＋不定式”连用， 但可与“for/to sb.＋不定式”连用。
1.Please keep my reference books near my desk ________ _______(为了方便)． 2．Please come ________ _______ __________(在你方便的时候)． 3．If it ________ _____ _________you， come to my house. 如果你方便的话，来我家吧。
It looked splendid when first built! 当第一次建的时候它看上去很辉煌！ When first built=When it was first built
e.g:1) Generally speaking, ____ according to the directions, the drug has no side effect. A .when taking B. when taken C.when to take D. when to be taken
I am available in the afternoon. He was not available for the interview.
make a list of 列…的清单
remain: 1).vi. 剩下；留下； After the fire, very little remained of his house. 火灾过后，他的家所剩无几。 After the earthquake, very little remained of the city of Tangshan. 地震 过后，唐山这座城市所剩无几。
consist of ＝ be made up of 由….组成
The UK consists of Great Britain and Northern Ireland. =The UK is made up of Great Britain and Northern Ireland. =Great Britain and Northern Ireland make up the UK.
listen to， feel，find 等的后面。
过去分词用在 ①The teacher wouldn’t like the want，wish， problem discussed at the moment. like，expect， 老师不想此刻讨论这个问题。 order等表示 ②I want the suit made to his own “希望，愿望， measure. 命令”这一类 我想要这套衣服照他自己的尺寸做。 动词的后面作 宾语补足语。
divide…into 把…分开 （把整体分为若干部分）
separate …from (把联合在一起或靠近 的人或物分离出来） The teacher divided the class into two groups. A year is divided into four seasons. The Taiwan Strait separates Taiwan from Fujian.
near (to) opposite (to) next to The man opposite (to) me is my student.
You find most of the population settled in the south.
过去分词做宾语补足语
She settled the child on the sofa. 她把孩子安顿在沙发上。 The government settled most of the population in the south. You find the government settle most of the population in the south.
“have+宾语 ①表示“让某人做某事”。 +过去分词” I have had my bike repaired. 可以表示两 我让人修了修我的自行车。 种含义。 The villagers had many trees planted just then. 就在那时，村民们叫人种了许多树。 ②表示“遭遇到某种不幸；受到打击”。 My elder sister had her wallet stolen on a bus last month. 上个月，我姐姐的钱包在汽车上被偷了。 The old man had his wrist broken in the accident. 这位老人在事故中腕部摔坏了。