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高二英语Units 5-6 (B2)学案,http://www.2xuewang.com
four-eyed fish四只眼的鱼
J． “数词+名词+形容词”.
例如:
five-year-old boy五岁的男孩
14-metre-deep hole14米深的洞
K．“副词+现在分词”.
例如:
far-reaching significance深远的意义
hard-working mother勤劳的母亲
L．“副词+过去分词”
例如:
well-educated gentleman受过良好教育的绅士
well-prepared准备好了的
strongly-built boxer 体格健壮的拳击手
[注意]当复合形容词中含有可数名词时, 这个名词只能用单数.
二、词义辨析
1．辨析 worthwhile, worth, worthy
请研读下列句子,注意黑体词的意义和用法：
2．We had a long wait, but it was worthwhile because we got the tickets.
3．It’s well worth making the effort to learn how to do it.
4．The novel is worth reading.
5．That piece of land is worth £500,000.
6．That’s a performance worthy to be remembered.
7．The newly-built museum is worthy of being visited once again.
[解析]1. 我们等了很长时间, 但这是值得的,因为我们总算买到票了。（worthwhile adj.“值得花时间/精力/金钱的”）
2．很值得花一番功夫去学会怎么做这件事。（worth adj. 多用作表语,“值得．．．”）
3．这本小说值得一看。（worth 常构成搭配 be worth doing）
4．那块地值50万英镑。（worth prep. 其后可接名词、代词作介词宾语。）
5．那是一场值得怀念的演出。（worthy adj.“值得．．．的；配得上．．．的；应．．．的”）
6． 新建的那家博物馆值得再去看看。（worthy 常构成搭配：be worthy of being done；be worthy to be done）
2．strength, force, energy和power的区别
这四个词都表示 “力”的意思.
（1）strength表示 “力”的意思. 通常指固有的潜在力量. 就人而言,
着重指力气; 就物而言着重指强度, 潜力等.
例如:
He lifted the huge stone with all his strength.
他使尽全身力气举起那块石头.
Let’s test the strength of the little bridge by walking on it.
咱们在小桥上走一走, 试试它的强度.
（2）force主要指自然界的力量, 暴力, 势力, 说服力, 压制力, 法律, 道德或感情的力量, 军事力量等. 总之, 它是活动过程中的力量.
例如:
If you drop something, the force of gravity will pull it to the floor.
如果你仍下一样东西, 地心引力就把它吸引到地板上.
Religion and politics are powerful forces in society.
宗教与政治是社会上的强大势力.
The police had to use force when they took him to the police station.
当警察带他到警察局时, 他们不得不用武力.
（3）energy主要指 “人的精力; 自然界的力量”.
例如:
Electrical energy raises and lowers elevators.
电能使电梯升降.
Old as he is, he has so much energy that he can work 14 hours a day.
尽管年纪大, 他有足够的精力, 每天工作14小时.
（4）power主要指做一件事所需要的能力, 功能, 人或机器等事物的潜在能量.
例如:
Knowledge is power.
知识就是力量.
The masses have boundless creative power.
人民群众有无限的创造力.
Water power creates electric power.
水力能产生电力
三、重点句型
1．If we learn to welcome change and appreciate what is new and different, we will be well-
prepared for whatever the future may have in store. 如果我们学会迎接变化, 学会欣赏新的不同的东西, 我们就能有准备地迎接未来给我们带来的一切
what is new and different是名词性从句, 在句中作宾语. 如:
He is so young that he cannot tell what is right and what is wrong.
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，高二英语Units 5-6 (B2)学案