李雷在看电视吗?不,他在做功课.
—_Is_____Li Lei__watching_____TV?
—No,he's___doing____ ___his____homework.
——你爸爸正在干什么?
——他正在打电话.
—What's your father doing?
—He is __calling____ __on____the phone.
他正在游泳池里游泳.
He__is_____ _swimming______in the_swimming______pool.