They usually watch TV after supper.But this time they are listening to the radio.为什么watch不加es

They usually watch TV after supper.But this time they are listening to the radio.为什么watch不加es
英语人气:772 ℃时间:2019-11-15 06:50:06
优质解答
因为主语是they~
es只用在第三人称单数的场合~
看:
He usually watches TV after supper.But this time he is listening to the radio.
只有主语是he/she/it等第三人称单数,才用es/s的啦~
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