选修八Unit 3 Inventors and inventions language points

(2) 通过, 成功, 成交 The plan did not go through. (3) 审阅, 检查 I can’t go though the letters in an hour. (4) 翻找, 查看 Mother went through the drawer for her glasses.
7. I set about researching the habits
of snakes so I could tap them in
the easiest way.
set about 开始, 着手
The sooner we set about it , the
sooner we’ll finish.
distinguish 辨别, 区别
I can’t distinguish the twins, they are
so alike. distinguish…from 把…...与…...加以分开 distinguish sb. by 凭借…...辨认 tell …from… 把......与......区分开
Bear them in your mind!
when/while 引导的时间状语从句中的
主语, 如果与主句的主语相同, 常常可
用when/ while +现在分词短语或者过
去分词短语”的结构来代替。
You must be careful when you cross the street. = You must be careful when crossing the street.
有自己的单复数形式。短语do
research中research 为不可数名词。
3. call up 打电话，使......回忆起 I’ll call you up tonight (call sb. /ring sb. up ) The old photo calls up memories of my childhood. (recall sth.) call for 需要, 要求 look back 回电话，召唤某人回来 call in 邀请, 请来 call on/at 拜访 (call on后跟人作宾语， call at后跟地点名词作宾语 )
call at drop in at
拜访某地
pay a visit to go on a visit to
+sp.
visit
4. now and then 有时, 偶尔
I see them now and then, but not often.
I used to call people ___, from the moment I woke up to the time I went to sleep. A. now and then C. at home B. all the time D. at work
A. you are convenient B. you will be convenient C. it is convenient to you D. it will be convenient to you
If it is quite __ to you, I’ll visit you next Tuesday. A. convenient C. easy B. fair D. comfortable
While unfinished, he was ugly, but now he
was a living horror.
while unfinished,... = While he was unfinished
原从句为主动结构时, 用when/while+现在
分词来代替; 原句为被动结构时候, 用
We set about cleaning up the mess. set out 出发,启程 set out to do sth.开始做某事 set off 出发, 动身 set aside 留出, 对…不予以考虑 set down 记下, 写下 set up 设置,造成, 产生
On receiving the assignment, we___ at once. A. set to work B. set out to work C. get down to work D. all the above
might help me, but there only
seemed to be powders designed to kill snakes.
在there be结构中, be的人称与数应遵 循就近一致原则 There was a bucket of water and two chairs in the corner of the house. There were two chairs and a bucket of water in the corner of the house.
8. Between the outside and inside
walls of the bowl there is some jelly,
which freezes hard when cooled.
when cooled 的构成：连词+过去分
词, 相当于when 引导的状语从句:
when it is cooled.
habit: out of habit 出于习惯 be in the habit 有…...的习惯 break the habit 改掉…...的习惯 develop/form the habit of 养成…...习惯
habit 通常指个人经常行为
custom 一般指整个社会在一段时间里 的行为、风俗 practice 指惯例, 也指商业或者法律上 的常规做法。
when /while+过去分词短语来代替。
When __ help, one often says “thank you” or “ it’s kind of you”. A. offering B. to offer C. to be offered D. offered 9. abruptly adv. A man with an abrupt manner is not welcome here. abruptness n.
Language points
in Reading
1. Do you know the stages every inventor must go through before they can have their invention approved? go through
(1) 经历
Most families went through a lot in the war.
辨析: there be与have
there be 强调某处有某物; have 强调某人有某物指为人所拥有 There is a book on the desk. I have a book. seem的归纳总结 1)seem +to be +形容词/名词/介词短语/分词
Something seemed to be wrong with
11. Nor will you receive a patent until a search has made to find out that your product really is different from everybody else’s.
以否定词no, not, never, hardly seldom 等开头引导的句子, 句子的主 句要部分倒装。 Never can you pass the exam if you don’t devote yourself to your study.
5. Here was a chance for me to distinguish myself by inventing something that would catch snakes but not harm them. distinguish oneself 显扬自己, 使自己扬名 The man distinguished himself by his wisdom.
distinction n. 区别, 差异 distinctive adj. 有特色的, 与众不同的 distinct adj. 截然不同的 distinguishable adj. 区别得出的, 辨认得 出的
6. The first thing I tried to do was to
see if there were products that
---Can I do the job? ---I’m afraid not, because it ___ skill and patience. A. calls on B. calls out C. calls up D. calls for call on drop in on + sb. 拜访某人 pay a visit to go on a visit to visit
seem 表示有某种根据的判断, 这种判断
往往接近事实或者符合事实。
appear 从外表或者表面上看来“似乎,
好像”, 有时暗含“事实上并非如此”之 意。 look 强调视觉上的印象。 It appears a true story.
He looks a perfect fool.
Do let your mother know all the truth. She appears ____everything. (2001上海) A. to tell C. to be telling B. to be told D. to have been told