请看下列三道高考英语单项选择题:
1.(’99NMET第22小题)We’ll have to finish the job,_______.
A.long it takes however
B.it takes however long
C.long however it takes
D.however long it takes
2.(97NMET第6小题)It is generally considered unwise to
give a child ______he or she wants.
A.however
B.whatever
C.whichever
D.whenever
3.(95NMET第23小题)if we work with a strong will,we can overcome any
difficulty,______great it is.
A.what
B.how
C.however
D.whatever
上述三道高考题涉及到however和whatever引导从句时的用法,下面将就此分别加以归纳。
However的用法主要有以下两点:
(一)用作连接副词,相当于no matter
how,引导让步状语从句,意思是“不管怎样……”“无论如何……”,具体结构有以下两种:
1.however+形容词+主语+系动词,例:
However
rich people are,they always seem anxious to take more money.
无论人们有多富裕,他们似乎总是渴望挣到更多的钱。
2.however+副词+主语+谓语,例:
However
fast he runs,he can’t catch up with us.
无论他跑得多快也不能赶上我们。
(二)用作连词,引导让步状语从句,意思是“怎么样都行”。例:
In one’s
own home one can acts however he wishes. 在自己家里一个人想干什么都行。
Whatever的用法主要有以下两点:
(一)引导名词性从句,相当于anything that,意思是“所……的任何事情”,在语气上比what更加强调。例:
Whatever
she did was right. 她所做的一切都是对的。
Take
whatever you want.
你想要什么就拿什么吧。
(二)引导让步状语从句,相当于no matter
what,意思是“无论什么”,“不管什么”,whatever在从句中可作主语、宾语、表语或定语。例:
Whatever
happens,you mustn’t lose your heart.
无论发生什么事情,你都不要丧失信心。<作主语>
Whatever
you do,do it well.
无论你做什么事情都要把它做好。<作宾语>
Whatever I
am,it is useful to know foreign languages.
无论我干什么,懂几门外语总是有用的。<作表语>
You have
to go on whatever difficulties you meet.
不管遇到什么困难你都得进行下去。<作定语>
让我们再来看看前面所提到的那三道高考题。1-3题的答案分别为D、B、C,很明显,第1小题和第3小题考查however引导让步状语从句的用法;第2小题考查whatever引导宾语从句的用法。
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