七年级英语,帮我造个肯定句.结构如下 主语+be going to+动原+其他 否定句 主语+be not going to +动原+其他

He is going to work in this weekend

肯定句：you must be going to read books.
否定句：you must be not going to play computer games.

肯定I am going to do my homework.否定I am not going to do my homework.

I am going to play ping-pong with my friends this weekend.
I am not going to play ping-pong with my friends this weekend.
这个周末我（不）打算和朋友打乒乓球。