连接代词指连接主语从句、宾语从句、表语从句和同位语从句的代词。连接代词主要包括表示疑问的连接代词和不表示疑问的连接代词,前者称为普通连接代词,后者称为复合式连接代词。连接代词主要包括:who, whom, whose, which, what, whoever, whomever, whosever, whichever,whatever等。
普通连接代词在名词性从句中表示疑问,作从句的特定成分。
Who will be elected president of the company won't be known until late this afternoon.今天下午晚些时候,我们才能知道谁将被选为公司老总。(who引导主语从句,在从句中作主语,表示疑问。)
We're wondering whomever we're working for.我们一直纳闷我们在为谁工作。(whomever引导宾语从句,在从句中作宾语,表示疑问。)
The question is whatever we are to do to prevent the environment from being polluted any further.问题是,我们应该做些什么才能阻止环境进一步被污染。(whatever引导表语从句,在从句中作宾语,表示疑问。)
I have no idea whomever I should invite to the get-together.我不知道究竟该邀请谁参加聚会。(whomever引导同位语从句,在从句中作宾语,表示疑问。)
复合式连接代词在名词性从句中不表示疑问,表示陈述,在从句中充当特定的成分。
1 what
相当于anything that…或all that…或something that…任何事、……的事。
I'll tell you what we're planning to do in the coming days.我会告诉你我们在最近几天将要做的事情。(=I'll tell you all that we're planning to do in the coming days.)what引导宾语从句,在从句中作宾语,不表示疑问,相当于all that…或anything that…。
2 whoever
whoever相当于anyone who…任何人。
I won't believe whoever cheats me.我不会相信任何欺骗我的人。(=I won't believe anyone who cheats me.)whoever引导宾语从句,在从句中作主语,不表示疑问。
3 whichever
whichever相当于anyone who…或anything which…不管哪个(些)人、不管哪个(些)东西,既可指人,也可指物。
Make yourself comfortable and help yourself to whichever you like.别拘束,随便用。(=and help yourself to anything you like.)whichever引导宾语从句,在从句中作宾语,不表示疑问。
4 whomever
whomever相当于anyone who/whom…任何人。
I have invited whomever you rang this morning.我已经邀请了你今天早晨打过电话的任何人。(=I have invited anyone who/whom you rang this morning.)whomever引导宾语从句,在从句中作宾语,不表示疑问。)
5 whosever
whosever相当于any…that…任何人的、无论谁的东西。
I'll walk around and collect whosever homework has been well done.我要到下面去把同学做完的作业收起来。(=I'll walk around and collect anyone's homework that has been well done.)whosever引导宾语从句,在从句中作定语,不表示疑问。