(2)位置：一般不置于句首，其前通常有逗号将前后两部分隔开。
①We must start early, for it will take us 3 hours to drive to the airport. 我们必须早点动身，因为开车去机场要花我们3小时的时间。
②He shook his head, for he didn’t agree with what his friends had said. 他摇了摇头，因为他不同意他朋友所说的话。
③He found it more difficult to read, for his eyes were failing. 他觉得阅读起来更困难了，因为他的视力越来越差。
Ⅰ.单句语法填空
1．While watching (watch) TV, the old man fell asleep. 2．They hurried to the station, for the train was to leave.
3．Whenever he was asked why he was late for class, he would carelessly say the same thing.
4．(福建高考改编)The climate here is quite plea-sant, the temperature rarely, if ever, reaching 30℃ in summer.
Ⅱ.完成句子
1．Every evening after dinner, if_not_tired (如果不累) from work, I will spend some time walking my dog.
2．Whenever/No_matter_when_we_met_with_difficulties (每当我们遇到困难时), they came to help us.
3．We listened eagerly, for_he_brought_news_of_our_families (因为他给我们带来了家里的消息)．
4．The boy stood at the gate as_if_(he_was)_waiting_for_someone (好像在等人)．
Ⅰ.单句语法填空
1．In a way you can get what you want by doing this.
2．She made a sudden appearance (appear) just as we were about to leave. 3．With the help of robots, man can explore some dangerous areas of the world. 4．Every time he was late for class, he would make up an excuse.
5．Children must learn how to deal with all the situations in their life. 6．She had to ask for a day's leave to watch over her sick child. 7．Unless invited (invite), I won't go to his wedding party. 8．Mary doesn't believe what he has said, for he always tells lies.
Ⅱ.完成句子
1．With_the_help_of (在……帮助下) his teacher, he made greater progress in his physics.
2．The new teacher is fresh from university. He really doesn't know how to deal_with (对付) his badly-behaved students.
3．Well, the story is too much for Mary. She can't understand; after_all (毕竟), she's only two.
4．In_a_way (从某种程度上), his biology has improved, but there is still a long way to go.
5．He was so_angry_that (如此生气以至于……) he left the room without saying a word.
6．The driver hurt in the accident was_watched_over (被看护) in hospital all the time by the doctor yesterday.
7．His wife died in 1992 and from_then_on (从那时起) he lived alone. 8．He didn't work hard; as_a_result (结果), he failed in the exam. Ⅲ.完形填空
There was once a boy who was very rich and clever but nothing could make him feel happy. He had almost everything a boy could ever want, so he was only __1__ in the most rare objects. One day his parents bought him a very strange __2__. When the boy went to see his reflection (映像) in it, he looked very __3__. He tried smiling, __4__ his reflection continued with its sad expression.
__5__， the boy went off to buy sweets and lots of toys. He came home as happy as he could be, but he __6__ looked sad in that mirror.
“What a(n) __7__ mirror! It's the first time I've seen a mirror that didn't __8__ properly！”
That afternoon he went out to buy some toys and on his way he saw a little girl who was __9__. The boy went over to see what had __10__ to her. The little girl said that she couldn't find her parents.
Together the two children set off __11__ them. As the little girl wouldn't stop crying, the boy spent all of his money buying her sweets to __12__ her up. After much walking, they __13__ her parents who were looking for her, very worried.
Then the boy said __14__ to the family. When seeing the time, he __15__ to head for home, without toys and without __16__. In his room, to his great surprise, he found a(n) __17__ face in the mirror. And so he understood the __18__ of that mirror.
The mirror could only reflect the __19__ feelings of its owner. He felt really happy at having __20__ that little girl.
语篇解读：一个有钱又聪明的小男孩得到一面镜子，但他发现无论自己表现得多开心，镜子中的他看上去都是悲伤的。在帮助一名小女孩找到自己的父母后，小男孩才从镜中看到自己的脸上真正地绽放出幸福的光芒。
1．A.interested C．skilled
B．confident D．rich
解析：选A 从上文的“He had almost everything a boy could ever want ...”可知小男孩只对稀罕的东西感兴趣。be interested in ...“对……感兴趣”。
2．A.book C．sweet
B．mirror D．toy
解析：选B 从下文的“looked sad in that mirror”可知他的父母给他买了一面“镜子(mirror)”。
3．A.shy C．excited
B．sad D．beautiful
解析：选B 从第一段末的“... his reflection continued with its sad expression”可知镜子中的小男孩看上去很“悲伤(sad)”。
4．A.for C．but
B．or D．and
解析：选C 前后两个分句“He tried smiling”与“his reflection continued with its sad expression”之间是转折关系，所以用but表示转折。
5．A.Proud C．Satisfied
B．Hungry D．Surprised
解析：选D 无论小男孩怎么表现，镜子中的他一直是悲伤的，所以小男孩觉得很“奇怪(Surprised)”。
6．A.already C．still
B．once D．never
解析：选C 从but可知前后是转折关系，镜子中的小男孩看起来“仍旧(still)”很伤心。
7．A.nice C．big
B．terrible D．expensive
解析：选B 镜子中的自己一直是悲伤的，所以小男孩认为镜子很“糟糕(terrible)”。 8．A.work C．change
B．move D．appear
解析：选A 他第一次看到镜子不能正确地“工作(work)”。 9．A.studying C．sleeping
B．playing D．crying
解析：选D 从下文的“As the little girl wouldn't stop crying”可知那个小女孩是在“哭(crying)”。
10．A.devoted C．happened
B．referred D．turned
解析：选C 小男孩过去看这个小女孩发生了(happened)什么事。 11．A.in need of C．in honor of
B．in search of D．in charge of
解析：选B 从上文的“The little girl said that she couldn't find her parents.”可知小女孩找不到父母了，所以他们一起去“寻找(in search of)”小女孩的父母。
12．A.put C．dress
B．bring D．cheer
解析：选D 从上文的“As the little girl wouldn't stop crying”可知小男孩买了糖果来哄小女孩开心。cheer sb. up“使某人高兴”。
13．A.found C．left
B．recognized D．accepted
解析：选A 走了许多路之后，他们“找到(found)”了小女孩的父母。 14．A.no C．sorry
B．hello D．goodbye
解析：选D 帮助小女孩找到父母后，小男孩就回家了。所以在此用say goodbye to sb.表示“跟某人说再见”。
15．A.decided C．pretended
B．agreed D．refused
解析：选A 从上文的“When seeing the time”及下文的“In his room”可知，他看到时间不早就“决定(decided)”回家。
16．A.effort C．doubt
B．hope D．money
解析：选D 从上文的“the boy spent all of his money”可知，小男孩空手回家，没有买到玩具也没有“钱(money)”了。
17．A.red C．angry
B．dark D．happy
解析：选D 根据“to his great surprise”可知，小男孩看到的不再是悲伤的面孔，