I can see flags in the sky when there is a windI can see flags____ in the sky when there is a ______ wind.图上是一面向左飘得旗子.

I can see flags in the sky when there is a windI can see flags____ in the sky when there is a ______ wind.图上是一面向左飘得旗子.
I can see flags in the sky when there is a wind
I can see flags____ in the sky when there is a ______ wind.
图上是一面向左飘得旗子.

I can see flags in the sky when there is a windI can see flags____ in the sky when there is a ______ wind.图上是一面向左飘得旗子.
I can see flags_flying_ in the sky when there is a _strong_ wind.

Flying big

waving ； leftward