改错5.There is going to have a party tomorrow evening.

改错5.There is going to have a party tomorrow evening.

have 改为 不vbe
be going to 意思是“打算要做某事”
be going to be后面通常接形容词 也可以加名词，或其他词组。
例如：
You are going to be late = You will be late.
They are going to be there = They will be there.
He is going to be the president of the United States = He will be the president
be going to do表示主观打算、准备或有信心做某事，强调事情已计划好并将按照计划来做
be going to do 这里的 do 可以是任何动词，表达某人将要做的事。
例如：
I am going to play soccer with them = I will play soccer with them.
He is going to love this gift = He will love this gift.
We are going to leave at 7am = We will leave at 7am

There is going to be a party tomorrow evening.

we have a party tomorrow evening. 为什么tomorrow evening前不用加in the ? tomorrow evening是一个时间段,一般在时间段之前不用加介词的,比如last year,tomorrow...就不用加. 而像night,noon,这样具体的时间点,还像九点十分啊,这些时间点之前是要加介词的.