一、学习目标
1. Talk about inventions.
2. Practise describing inventions.
3. Review the Attributive Clause.
4. Write a process essay.

二、重点单词、词组
be tired of           对……感到厌倦
allow for            顾及;为……做准备
get stuck            陷进去
break away from         摆脱;脱离
be aware of           知道;意识到
trial and error         反复实验;不断摸索
throw away           扔掉,抛弃
“a pair of           一对,一双,一副
worry about           为……操心,为……烦恼
throughout history       整个历史
come up With          想出;找到;弄到
in common            共享地;共用地;共同地
do well in           在……成功/做得好
allow for           考虑到;把……算在内;顾及
look for            寻找;试图找到;期望;期待
in order to          为了;以便
look at            看;注视;看待;考虑;认为
as many as possible      尽可能多地
a series of          一系列;一连串
make connections        进行联系
at first            起初;首先
be able to           能;能够
think of            考虑到;想到;想起
not only…but also…      不仅……而且……
a great many          许多;大量
at least            最低限度;至少;不少于
be interested in        对……感兴趣
for example           例如;比如;举例来说
after all            终归;毕竟;终究
think about           思考;考虑;回想
keep track of          保持与……的联系;跟上……的进展;
                 看清;听清;记录;计算

三、语法
① 复习定语从句。
② 选择疑问句。
③ “It seems+that从句”句型;seem后跟形容词的用法。
④ 动词不定式作主语、表语、定语、目的状语等用法。
⑤ 限制性和非限制性定语从句。
⑥ 强调词do的用法。

四.日常交际用语
① —_______ the film be on now?
  —It ________ be, but I’m not too sure.
  A.Can;can’t     B.May;mustn’t     C.Must;needn’t    D.Can;may
② —John _________ be a basketball player.He’s much too short.
  — I think so.
  A.may     B.mustn’t     C.can’t    D.should
③ —Must we do it now?
  —No,you __________.
  A.won’t   B.needn’t     C.can’t    D.don’t
④ —Let’s go to the library,shall we?
  —____________.
  A.No,I can’t    B.Yes,I will    C.Yes,thank you    D.No,we’d better not
⑤ —Do you have to leave now?
  —I’m very sorry,but I really ________.
  A.can’t      B.have     C.should    D.must
⑥ —Where is John?
  —He _______ in the library.
  A.should be    B.must be    C.can be   D.must have been
⑦ —Will your brother stay home tonight?
  —I’m not quite sure.He _______ to the cinema tonight.
  A.must go    B.can go    C.may go    D.may be going
⑧ —Don’t get near to it.It’s too dangerous!
  —_________.
  A.Yes,I won’t    B.No,I don’t    C.No,I can’t    D.No,I won’t
⑨ —Someone is knocking at the door.Who _______ it be?
  —It _______ Vivian.She’s in hospital.
  A.can; can’t    B.must; can’t    C.can; mustn’t    D.must; mustn’t
⑩ —Is there a flight to London this evening?
  —There ______ be.I’ll phone the airport and find it out.
  A.must   B.would     C.might     D.can

Keys:
  ① D。
  ② C。
  ③ B。
  ④ D。
  ⑤ D。
  ⑥ B。
  ⑦ C。
  ⑧ D。
  ⑨ A。
  ⑩ C。