What are you doing now?翻译：你现在正在干什么？
I was playing football.翻译：我正在踢足球www.souquanme.com
How about you?翻译：你呢？
解释一下：我在play football的play后面加ing的原因是表示你正在进行时，动词（play)后面一定要加ing，没有“现在正在”两个词，就不要加ing
所以就变成了playing footbal//www.souquanme.coml
【望采纳】
祝：
学习高升！天//www.souquanme.com天开心！

W//www.souquanme.come often watch TV and play football
We are watching TV and//www.souquanme.com playing football
we will watch tv and play football
we watched tv and played football just now

It 's cool in autumn ,we can play football with my friends.
【秋天凉爽，我们可以和朋友们踢球】
望采纳 ！谢谢！