When everyone comes home come为什么要加s

When everyone comes home come为什么要加s look,here comes Simon!为什么come要加S? he comes from china为什么come要加S Now comes your turn(come为什么加S）? The boy comes from china,为什么come后面加s? he comes from german中come为什么加S Wait till your turn comes.为什么这个come要加s啊? "You wait for the boat which will never comes." 为什么come要加s,. Let's wlcome him when he comes home.为什么home前不加to anyone comes to visit为什么comes要加s after the storm comes the calm 请问为什么come后为什么要加s?越详细越好, He won't leave until his father comes.中come 为什么加s