5．worth prep. 值得的；相当于……的价值   n．价值；作用 adj. 值钱的

be worth＋n.“值……”(仅限于少数表示钱数或某种代价的比喻性名词)

be (well) worth doing “(很)值得做”(用 well修饰；用动名词的主动式表示被动含义)

be worthy of＋n./of＋being done　值得做某事

to be done

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

另外：worthy 可用做前置定语，表示“有价值的；可敬的”，而 worth不能做前置定语。如：a worthy gentleman 一位可敬的绅士。

[即学即练5]

(1)The trip was expensive but it ________________________.

这次旅行花费很大，但是花的每一分钱都不冤枉。

(2)The book is ______ worth _____________.

这本书很值得一读。

(3)The article is worthy __________________.

____________________________________.

____________________________________. 

这篇文章值得仔细研究。 

was worth every penny

well

reading

of careful study

of     being        studied        carefully

to       be           studied         carefully

6．in search of＝in one's search for 寻找；搜寻

search...for...在……里面/身上搜寻

search for＝look for＝hunt for 寻找

search out 找出某人或某物

search through 把……仔细搜寻一遍

make a search for...搜查，搜寻

[即学即练6]

(1)They started off at once __________________ the missing girl.他们立即出发，寻找失踪的女孩。

(2)The police _____________ her ______ drugs.

警察搜查她，看她身上是否有毒品。

(3)We have been ____________ the lost boy all over.

我们一直在到处找那失踪的男孩。

(4)He __________________ the book and gave it to me.

他找出那本书给了我。

(5)He ____________ (through) his pockets ______ a cigarette.

他把自己的口袋找遍了，想找到一根香烟。 

in    search    of

searched

for

searching  for

searched    out

searched

for

拓展：in honour of 为了纪念；为向……表示敬意

in praise of 歌颂……；表扬……

in memory of 为纪念……

in favour of 赞同，支持

in place of 代替

in charge of 负责

in possession of 拥有

in control of 控制

in face of 面对……

in need/want of 需要

7．belong to 属于；为……的一员

[即学即练7]

(1)That dictionary ____________ the library.那本词典是图书馆的。

(2)Do you ____________ the trade union？你是工会会员吗？

(3)Where do these plates _______？这些盘子该放在哪？

belongs   to

belong   to

belong

提示：(1)belong to不用于被动语态，也不用于进行时态。

(2)belong vi. “适合待在某处，放在某处”，没有含被动意味的过去分词用法。

(3)belongings n. 财产，所有物，相关事物