(16)be able to(do)、can的用法：can是情态动词,有许多含义,表示“可能、可以、会”等意思,只有①现在式can和过去式could两种形式;be able to表示能力上“会”,有多种时态形式,to后面跟动词原形,有时可以与can/could互换。如：Can you speak English? (你会说英语吗?)/ He couldn’t(wasn’t able to) swim when he was 12. (他十二岁时不会游泳)

　　表示顺利的做了某事时，只能用be able to.如：

　　He was able to flee Europe before the war broke out.

　　(17)there be、have的用法：两个词都可以译为“有”,但是,have表示的是“拥有”,主语必须是人或者物;there be表示“存在”的概念,主语在there be之后。如：How many brothers and sisters do you have? I have only one brother. (你有多少兄弟?我只有一个兄弟。)/ How many chairs and desks are there in their classroom? There is none. (他们教室里有多少张桌椅?一张也没有。)

　　[注解]there be sb./sth doing与there be sb./sth to do 有所不同：用doing表示一个正在发生的事情,而用to do 则表示尚未做的即将要做的动作。如： Look! There is a dog lying on the stairway. / Take your time. There is nothing for you to do tonight.

　　(18)borrow、lend、keep的用法：表示“借”的三个词,borrow“借进”、lend“借出”都是一次性动作,不可以和表示一段的时间状语连用;keep“保存”用来表示借一段时间。如： I have lost the book I borrowed from my teacher. What can I do? (我丢掉了从老师那里借来的书)/ How long have you kept my dictionary,eh?For more than two months! (呃,我的字典你借了多久了?两个多月了!)

　　(19)bring、take、carry、send、lift的用法：bring指从远处“拿来”，是从别处把东西带到这里来,如：Can you bring me that glass? 你能给我拿那个杯子吗?;take指从面前“拿走”，把人或物拿到别处，不是说话的地方，如：Please take the letter to the post office .;carry指一般的搬运, 不涉及方向;send主要指“送、派遣、寄”;lift指把东西由低向高“提起、拎起”。例略。

　　(20)hope、wish的用法：两个词都表示“希望”,但是,hope表达有把握或信心实现的事情,后面直接跟动词不定式或者宾语从句,不可以跟动名词或作宾语补足语的不定式;wish表达实现的可能性不大的事情,后面跟名词、宾语从句(用过去时)或者作宾语补足语的不定式。如：We all hope to see him very soon. (我们全都希望尽快见到他)/ I hope it will be fine tomorrow so that we can go out. (我希望明天天好,这样我们就能出去了。)/ How I wish it was not raining at the moment!(我多么希望此刻不在下雨!)(事实上天正在下雨，虚拟语气)

　　(21)take、spend、pay、cost的用法：①看主语 ②看结构

　　spend的宾语通常是金钱或时间,句型：sb.+(spend)+时间/金钱+on sth / (in) doing sth. ;

　　take的主语通常是事情,句型：sth./It + (take)+sb.+时间+to do… 。(如果是动作则常用it作形式主语将动词不定式后移);

　　cost的宾语通常是时间、金钱、力气,句型：sth. +(cost)+sb.+时间/金钱/力气. ;

　　pay的宾语通常是金钱,句型：sb.+(pay)+金钱+for+事物.

　　如：She spent the whole night reading the novel. (她花了一个晚上看那本小说)/ This job will take me two days.=It will take me two days to do the job. (做这件事情要花我两天的时间)/ How much does a house like this cost? (像这样的房子要花多少钱?)/ I paid him twenty dollars for the book.. (我花了20元从他那儿买了书)

　　(22)begin、start的用法：begin在大多数情况下可以替代start,(反义词是end),后面接不定式或动名词时区别不大,但是start还可以表示“开始、出发、启动”,反义词是stop;某事停止后再重新开始一般用start.如：When did you begin/start to learn English? (你什么时候开始学英语的?)/ They started getting in the crops after the rain stopped. (雨停后他们开始收割庄稼) / This time he could not start his car. (这次他没法启动他的汽车)

　　(23)arrive in/at、reach、get to的用法：arrive是不及物动词,到达具体地点(单位，学校，家，车站)时后面加介词at , The new teacher arrived at our school . We arrived at the station just now,到达一个大的地方(国家、地区、城市)时后面加介词in，如：We arrived in Paris yesterday, arrive后面可以直接跟地点副词here/there/home等;get表示“到达”时是不及物动词,涉及地点(无论大小)时后面加to,get后面可以直接跟地点副词here等;reach是及物动词,后面直接跟地点名词。如：He arrived in San Francisco last Sunday. (上个星期天他抵达旧金山)/ How did you get there in the night? (你是怎样在夜间到达那里的?)/ We hurried all the way and reached the station just five minutes before the train left. (我们一路狂奔在火车启动前5分钟到达车站)

　　(24)be made of、be made from、be made into、be made in、be made by、be made for的区别：be made of指从制成品中可以看得出原材料,而be made from则指从制成品中看不出原材料,口语中都可以换成be made out of。 be made into表示“被制成……”,be made in表达被制造的地点,be made by表达制造的人,be made for表达被制造的目的。如：This kind of paper is made from bamboo. (这种纸是由竹子生产的)/ The desk is made of wood and metal. (桌子是铁和木头打的)/ A lot of paper has been made into paper birds. (许多纸被折叠成了小鸟)/ Computers are made in these cities. (计算机是在这几个城市制造的)/ This kite was made by Uncle Wang. (这个风筝是王叔叔做的)/ A big bag was made for me to hold my waste things.(一只大包做好了让我装废物)