用"see sb doing","have fun","write to","eat dumplings"短语采用过去式造句.

I saw a little boy playing basketball
we had fun yesterday
My brother wrote to me once a week
He ate dumplings for supper

I saw him reading a book in the classroom yesterday.
We had fun in the park last Sunday.
I wrote to my friend last night.
We ate dumpling yesterday.
加油！

"see sb doing" I saw him playing football.
"have fun" We had fun in the park yesterday.
,"write to" He wrote to his father every week
,"eat dumplings" We ate dumplings last week.

1.I saw him playing basketball yesterday.
2.They had fun at the party.
3.He wrote to his friend last night.
4.She ate dumplings last Sunday.
祝你开心。