试题 试卷
题型：单选题 题类：模拟题 难易度：困难
黑龙江省绥化市2020届九年级英语升学模拟卷
——_________ I have to do housework at home.
— ________. We've never had so many factories before.
—If you don't, ________.
— . He has been studying so hard these days.
试题篮
