a host of修饰可数还是不可数

a host of修饰可数。a host of的意思是许多，后面接可数名词复数形式。例句：He left a host of other riders trailing in his slipstream.他把其他摩托车手都甩到后面去了。

host的用法

1、host作“东道主,主人”解时,与其相对的阴性名词是hostess。

2、host作“大量,许多”解时常与介词of连用,其后一般接复数名词。

3、host还可作“军队”解,指军队或武装起来的一群人,在《Bible》中它指天使军、众天使,是集合名词,当其作主语时,其谓语动词可用单数形式,也可用复数形式。

例句：

1、Shall I take my host family a gift?

我要不要给主人家带件礼物呢？

2、Shall I take a gift to my host family?

我要不要给主人家带件礼物呢？

3、She took on the role as host of a daytime TV show.

她主持一个日间电视节目。

4、She used the towel thoughtfully provided by her host.

她用了主人特意为她准备的毛巾。

a host of的例句

1、A host of unwelcome thoughts were pressing in on him.

一大堆恼人的心事涌上他的心头。

2、A host of problems may delay the opening of the new bridge.

一大堆问题也许会延迟新建桥梁的开通。

3、The special theory of relativity has raised a host of questions.

狭义相对论引出了许多问题。

4、In addition to the classics, the new e-books will include a host of Rough Guide titles.

除了经典著作，新的电子图书将包括大量出版社的图书品种。