“我们正在游泳池游泳” “它正在操场上玩球” “此时此刻他们正在睡觉” 这些的 否定句 成熟句 疑问句.

我们正在游泳池游泳
否定句 we are not swimming in the swimming pool.
陈述句 we are swimming in the swimming pool.
疑问句 are we swimming in the swimming pool?
它正在操场上玩球
否定句 he is not playing ball in the playground.
陈述句 he is playing ball in the playground.
疑问句 is he playing ball in the playground?
此时此刻他们正在睡觉
否定句 they are not sleeping right now.
陈述句 they are sleeping right now.
疑问句 are they sleeping right now?