go out of use 停止使用
eg. The present phone boxes will go out of use next year. 现有的电话亭明年停止使用。
5、Over a hundred people must have been driven away from their homes by the noise.
eg. I couldn’t hear the actors.
→ I couldn’t hear the actors’ words.
night and day/day and night表日夜
3、The airport was built years ago, but for some reason it could not be used then.
战争期间，许多人被赶出家园。
2、I live near an airport and passing planes can be heard night and day
(in fact the noise of passing planes can be heard night and day) （借喻）
“决定做某事”的表达： determine to do sth make up one’s mind to do sth decide to do sth make a decision to do sth ( decision n.) be determined to do sth

l、一般将来时中的被动语态 will/shall +be+过去分词 例： When will the road be opened to traffic? 这条路什么时候开通？ 例： Your watch will be repaired. 你的表将被修理。
例: He asked how the video could be operated.
他间怎么样来操作这台DV机。
课文讲解
1、Aeroplanes are slowly driving me mad.
drive
eg. He drives his car very badly. 他开车技 术非常糟糕。
我们的观点。 in sum === in a word / in short / in brief 总之，
要言之
determined adj. 有决心的，坚定的 determine vt. 决定，确定，影响 determine on sth 决定做某事 /determine to do sth
Lesson 21 Mad or not? 是不是疯了
mad adj. 发疯的
be mad 发疯，发狂 （强调状态） go mad 发疯，发狂 （强调转变） drive sb mad 逼疯/send sb mad be mad about sth 对…疯狂的，狂热
的 /be mad on sth be mad on football 对足球狂热
over: more than
must have done 对发生完的事情有把握的判断
sum 1) n. 金额，款项 a sum of money 一笔钱 表“许多”的短语： a great number of + pl. a large number of + pl.
2) n. 大意，要旨 the sum of a speech 演讲大意 sum up (1) 合计 sum up all the expenses 把所有的花费加起来 (2) 总结，概括 eg. To sum up, he agrees with us. 总的来说，他同意
eg. The farmer drove the cattle in the field. 那位农夫把牛赶进田里。
eg. Our army drove the enemy back. 我们的军 队把敌人赶回去了。
eg. During the war, many people were driven out of their homes.
reason 1) n. 原因 reasonable adj. 合情合理的，良好的，尚可的 at a reasonable price 以合理的价格 reason 1) n. 原因 for this reason 由于这个原因 for some resson 由于某个原因 ( some: 某一个，加可数名词单数)
2、现在完成中时的被动语态have/has+十been+过去分词 例：My bag has been stolen. 我的包己经被偷走了。
例: This point has not been covered yet.
这一点没有被提到。
3、含情态动词的被动语态 can／could be+过去分词must be十过去分词 may/might be+过去分词must have been+过去分词 例：Your watch can be repaired. 你的表能够被修理。
先生打电话找你。
4、Last year, however, it came into use.
come into use 投入使用（永无被动，物作主语）
eg. When did this word come into common use? 这个 词什么时候广泛使用的？
eg. The airport came into use last year. 这个机场 去年投入使用。
for some reason 因为某种原因 some: 某种（个）+ 可数名词单数 to some extent 在某种程度上 in some way 在某种意义上 someone somebody something eg. Some Mr. Wang wanted you on the phone. 一位王