call on ,drop by和come的区别各词的语气的程度和用法?各组个句子/例子!Would you drop by when you are in town?你来城里就来玩好吗?你说这个,感觉怎么怪怪的.我也不太懂的说~还是说~Would you like drop by when you are coming the town?来到城里,来我家玩吧?

拜访（语气最强）
I shall call on you next week.
我下星期去看你。
顺便拜访（语气最弱）
Would you drop by when you are in town?
你来城里就来玩好吗?
来;来到（语气三者居中）
Could you come (to) see me tomorrow?
你明天能来看我吗?

call on是集合的意思 call on everyone 集合大家
drop by 是拜访，去谁家拜访 drop by you去你家拜访
come就是来 come here 来这

call on:拜访,专程的
I will call on you when I am in town.
drop by:顺道,顺便到访
Would you drop by when you are in town?
come:来
Will you come to see me next week?
Would you drop by when you are in town?
你来城里时,顺道来找我吧!(顺道来我家好吗?)
Would you like to drop by (my home) when you are in town?
coming the town 是不对的,不要the,in town是通用的,这儿用coming也不合.