Is he doing his homework?
No,he isn't.
He isn't doing his homework.
What is he doing?we are washingdishes in the kitchen【washingdishes]一般疑问句,否定句,划线提问,否回Are you washingdishes in the kitchen?No, we aren't.We aren't washingdishes in the kitchen.What are you doing in the kitchen?they taste the apples[the apples]一般疑问句,否定句,划线提问,否回
he is doing his homework.[doing his homework]一般疑问句,否定句,划线提问,否回
he is doing his homework.[doing his homework]一般疑问句,否定句,划线提问,否回
英语人气:549 ℃时间:2019-10-31 23:11:41
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