watch的第三人称单数为什么加es

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动词以x,s,sh,ch ,o 结尾的加es.例如fix -fixes,brush -brushes,watch-watches,go-goes;一般动词加s。

watch的基本含义及用法介绍

watch主要用作名词、动词,作名词译为“ 手表”,动词为“看,观看”。常与动词keep连用,其后接for, on, over时watch前可加也可不加不定冠词a。例句有:

1、He watched the house for signs of activity.

他注视着那所房子里的动静。

2、Could you watch my bags for me while I buy a paper?

我去买份报纸,你能替我照看一下我的包吗?

3、Watch your bag─there are thieves around.

小心你的提包,这里有小偷。

4、She kept looking anxiously at her watch.

她焦急不安地一个劲儿看表。

5、The police have mounted a watch outside the hotel.

警方已在旅馆外面布置人监视。

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