e.g. Poor Mr. Black has to provide for a large family.

　　 She has only a boy to provide for.

supply：常用句式：supply sb. with sth. = supply sth. to / for sb.

　　e.g. We supply eggs, sugar and many other things to / for our residents.

　　 The media supplies us with lots of information.

常用短语：supply and demand：供需； a good supply of：大量的......；be in short supply：供应短缺

II.重点词语和句型

1、not all / each / every ... / both

not 与all、each、every...、both连用，即构成部分否定，解释：

not all... = all ... not ：不是所有的......都......

　　e.g. All the students can't understand it.

　　 Not all the boys like playing football.

not each... = each... not...：不是每个......都......

　　e.g. Each girl doesn't like colorful clothes

　　 Not each of them can get up on time.

not every... = every...not...：不是每个......都......

e.g. Not every student can study English well.

not both... = both... not...：两个......不都是......

e.g. Both the boys aren't good ones.

注：全不、都不：none ... is / are...； 没一个：no one ...；两个都不：neither ... is

2、vote：投票

vote on：就......投票表决

　　e.g. We voted on whether to go or not.

　　 In those days women had no right to vote on important matters.

vote for：投票支持、赞成

e.g. The public voted for the building of a new hospital.

vote down：投票否决

e.g. We decided to vote down his proposal.

vote against：投票反对

e.g. All the students vote against smoking in classrooms.

vote through：投票通过

　　e.g. Finally we voted through the decision

4、a list of：一个......单

　　e.g. He gave me a list of things that we needed for the meeting.

list短语：make a ...list：编一个......单；draw up a list：造表； put a person's name on the list： 把某人列入名单；take a person's name off the list：把某人除名

list：vt. 列表、造册

e.g. Please list all the thing you want to buy.

5、ensure：担保、保证

1）+ 名词

　　e.g. This letter will ensure you a seat on the ship.

His recommendation ensured me a job in that shop.