I will visit Shanghai,I am going to visit Shanghai,I am visiting Shanghai,这三个句子的意思,形式

I will visit Shanghai,I am going to visit Shanghai,I am visiting Shanghai,这三个句子的意思,形式是什么?还有,这三个句子为什么相同?另外写下这三个句子的否定句。

第1个回答  2012-10-08
我将拜访上海
一般将来是3种形式
will not do
be not going to do be not doing