"He often fly kites with me."

"Fly kites" 是一个习惯用语，表示放风筝。这个习惯用语可能源于玩风筝这个动作本身，就像 "go fishing" 表示钓鱼一样。

例句：

He often fly kites with me on the weekends.
I haven't flown a kite in years. Do you want to come fly kites with me at the beach?
My favorite childhood memories are of fly kites with my father on the grassy field.

例句翻译：

他经常在周末和我一起放风筝。
我已经好几年没放风筝了。你想和我一起去海滩放风筝吗？
我最喜欢的童年回忆是和父亲在草地上放风筝。