struggle to do sth．　　 努力做某事

　　struggle with/against 与......作斗争

　　struggle for　　　　 努力争取......；为......而斗争

　　struggle to one's feet 挣扎着站起来 　　①Helen Keller became deaf and blind when she was 19 months old, but she never gave up and struggled to lead an active life．

　　海伦·凯勒19个月大时就变得又聋又瞎了，但她从不放弃并努力过积极的生活。

　　②We have to struggle against/with all kinds of difficulties from home and abroad．

　　我们必须和来自国内外的各种各样的困难作斗争。

　　③Bravely, Mary struggled_to_her_feet,_and fought against the wind and rain beating against her．

　　玛丽勇敢地挣扎着站起来，同扑向她的暴风雨搏斗着。

　　3．This special strain of rice makes it possible to produce 20% more of the crop in the same fields．(P10)

　　这种特殊的稻种使得同样的田地多收获20%的产量。

　　★句中it作形式宾语，真正的宾语是动词不定式短语。it作形式宾语主要用于"动词＋it＋宾补＋真正的宾语"结构中。

　　"动词＋it＋宾补＋真正的宾语"中的6123结构：

　　·6指常用的动词：think, believe, make, find, consider, feel；

　　·1指形式宾语it；

　　·2指宾补的两种形式：形容词和名词；

·3指真正的宾语的三种形式：不定式、动名词、宾语从句。 　　

　　①Do you think it necessary to say a few words at the meeting?

　　你认为有必要在会上讲几句话吗？

　　②I find_it_no_use_advising him to give up smoking．

　　我发现建议他戒烟是没有用处的。

　　③I must make it clear that I'll always support you．

　　我必须说清楚我会一直支持你。

　　4．At that time, hunger was a disturbing problem in many parts of the countryside．(P10)

　　当时，饥饿是许多农村地区面临的困扰。

　　★hunger n．[U]饥饿；欲望 vt． & vi．(使)饥饿；渴求；渴望得到

　　(1)die of hunger　　　　　　　死于饥饿

　　 have a hunger for　　　　 渴望......

　　(2)hunger to do sth．　 渴望做某事

　　(3)hungry adj． 饥饿的

　　 go hungry 挨饿

　　 be hungry for 渴望...... 　　①In some parts of Africa, there are still some children dying of hunger．

　　在非洲的某些地区，仍有一些儿童死于饥饿。

　　②→He had a hunger for that post．

　　→He hungered to_get (get) that post．

　　他渴望得到那个岗位。

　　③The fans are_hungry_for meeting their idols after the Film Festival．

　　电影节后，影迷们都渴望见到他们的偶像。

　　★disturbing adj．引起烦恼的；令人不安的

　　disturb vt．　　　　　 打扰；妨碍；使不安；使烦恼；使焦虑

　　disturbed adj．　　　 心烦意乱的；烦恼的；心神不安的 ④It is very disturbing that we haven't heard from him．