拓展spit的常见短语：

spit at向……吐口水 spit out吐出

②I spat out the pips of the orange.我吐出桔子的籽

8. catch sb.doing sth.当场发现某人干某事

I caught Tom smoking in the bedroom. 我发现Tom正在卧室吸烟。

The young policeman caught the man robbing the lady of her bag.

这个年轻的警察撞见小偷正在抢劫这位女士的包。

9. access n.接近或进入之路

have access to有权进入;有权接触

gain/get access to到达(某地);见到(某人某物)

The house is in a central location with good access to the shops.这幢房子位于中心地段，离商店比较近。

Citizens may have free access to the library.市民可以自由使用图书馆。

They managed to gain access to the scientific station by plane.

他们设法乘飞机到达科学考察站。

拓展accessible adj.可接近的;可到达的

Frank put the medicine in a top drawer to make sure it would not be accessible to the kids.

弗兰克把药放在了最上面的一个抽屉里，确保不让小孩接近。

10.Wish to do, Wish sb to do, Wish sb.+ n. /adj., Wish that

I wish to have a new watch.

I wish him to go,he shouldn’t stay.

Wish you a happy weekend.

I wish I were you. You are a lucky dog.

(P3L5)11.worthwhile adj.值得努力的，值得做的

sth.be worthwhile doing/to do某事值得做

It be worthwhile doing/to do sth.做某事是值得的

①Hangzhou is a beautiful place，which is worthwhile going/to go.

杭州是个美丽的地方，值得一去。

②It’s worthwhile making/to make the effort.

做这样的努力是值得的。

比较：worthwhile，worth与worthy

易混词搭配意义

worthwhileIt’s worthwhile doing...

It’s worthwhile to do...值得做某事

worthbe+worth+n.值得……，值……

be worth doing某事值得被做

worthybe worthy of+n.值得某事物

be worthy of being done

be worthy to be done某事值得被做……

worth一般只作表语而worthy和worthwhile既可作表语又可作定语。

Thank you for your worthwhile suggestion.谢谢你提出的好建议。

Unit 15 Learning Lesson 3 Teachers ( 3rd Period)

Grammar wish and should have

Teacing aims:

After learning the passage, students should grasp the following:

1. Students can identify the change of the verbs form in the pattern: “I wish…”in different tenses.