高二英語教材知識點總結及重難點解析Unit13-14
this herb can act as an antidote against snakebite.
這種藥草可用作蛇咬的解毒藥。
last summer she acted as a guide for tourists.
去年夏天，她擔任旅游向導。
(2) act like 的意思是“行為像”，“舉動像”，相當于英
語的to act in the manner of，它常與人或動物名詞連
用，like是介詞，其后接賓語。
the child acts like a grow-up.
那個孩子的舉動像成年人一樣。
don't act like a fool!
別像傻瓜一般!
[牛刀小試2]
1. i will show you how to hit the ball and then you must
____ my example.
a.copy b.watch
c.set d.make
2. not having a good excuse for being late，sally made
one ____.
a. out b. off
c. over d. up
3. i want you to ____ during my interview with the
police.
a. join hands b. be at hand
c. do by hand d. have hand
4. smith ____ for 2 years for political reasons when
he was young.
a. was put in prison
b. was in the prison
c. was sent to the prison
d. was in prison
5.-- where's the dictionary?
-- it's on the top sheik, out of ____.
a. sight b. touch
c. reach d. order
☆句型詮釋☆
1. as
as一詞用法非常靈活，現將高中階段習慣用法總結
如下：
1) adv. (副詞)
同等地；一樣地；同一限度或程度地
this dress is twice as expensive as that.
這件連衣裙比那件貴一倍。
2) conj. (連接詞)
① 像；如同；同等的程度或量，常用作關聯詞置于so
或as之后。
the situation is not so bad as you suggest.
情形不像你說的那樣糟。
② in the same manner or way that：以同樣方式；以同
樣方法
do as i say and sit down.
照我說的，坐下。
③ (at the same time that；while) 同時；當……時
i slipped on the ice as i ran home.
我跑回家時在冰上滑了一跤。
④ (for the reason; on that; because) 由于；因為
i went to bed early, as i was exhausted.
我睡得早，因為我筋疲力盡了。
⑤ (although) 盡管；即使；雖然。用于形容詞或副詞
之后，引導讓步狀語從句。
young as i am, i already know what career i want to