15．manner n．方式，举止(常用单数)；礼貌，规矩，习俗(常用复数)

(1)in a/an...manner以......的方式

(2)It's good/bad manners to do sth.做某事是有/没有礼貌的。

16．as for sb./sth.至于某人/某物；就某人/某物而言

(1)as to sth.关于/至于某物

(2)as usual和往常一样

(3)表示"关于"的词语还有：with regard to；regarding；concerning

17．"疑问词＋-ever＝no matter＋疑问词"引导的从句

(1)whenever，wherever，however引导让步状语从句，相当于no matter when/where/how。

(2)whatever，whoever，whichever，whomever既可引导名词性从句，也可引导让步状语从句，在引导让步状语从句时相当于no matter what/who/which/whom。

(3)"no matter＋疑问词"只能引导让步状语从句，可放在主句前或主句后。

Sailing Home

　　This novel was about an unbelievable but genuine adventure.Its author was a black businessman 1.who/that was brought up in America.In 1956，he visited Africa，his birthplace.One day，when he 2.was wandering(wander) on the pavement near the bay enjoying the sea scenes，he lost his money and passport that he kept in an envelope.So he went to the embassy 3.to seek(seek) help，but the ambassador with rude manners didn't permit his staff to help 4.though he bowed to him.Staring at his 5.impatient(patience) face，he understood that it was the fault of his skin colour 6.that accounted for their reflection.So he decided to take a chance to sail on a small boat home.

　　He met a large amount of 7.difficulty(difficult) but was never stopped.On the contrary，difficulty pushed him to go ahead 8.harder(hard)．Three months later，he was spotted by a ship by accident.He was 9.in rags indeed.A maid even screamed when bringing him a steak and pineapple dessert.Aboard，he earned his passage by 10.working(work) as a barber and got home finally.As for the name of his novel，he couldn't think of a better one than the phrase "Go Ahead"．