I am going to school by bus this morning.

今天早上我将坐公交车去上学。

He is going to play football next Sunday.

下周日他打算去踢足球。

We are going to fly a kite after school.

放学后我们要去放风筝。

It is going to be sports day on Friday.

星期五将是运动日。

Amy is going to do the high jump.

埃米打算参加跳高。

What are you going to be？

你将来会成为什么？

Are you going to have a class？

你打算上课吗？

Will you please open the door？

请你把门打开？

He is going to study for the test tonight.

他今晚会为考试而学习。

They will probably win the game.

他们可能会赢得比赛。

I am going to visit my grandparents this weekend.

我计划好周末去看望祖父母。

This letter will be sent tomorrow.

这封信将于明天寄出。

We are going to have a meeting this afternoon.

今天下午我们要开班会。

If we break the rules, we will be punished.

如果我们违反规定，就会受到惩罚。

I will return to school in September.

我将在九月回到学校。

I am going to buy some things tomorrow morning.

明天早上我打算去买点东西。

这些例句展示了"be going to"在不同情境下的用法，包括计划、预测和临时决定等。希望这些例子对你有所帮助!