关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 关注微信公众号《课帮忙》查题 公告：维护QQ群：833371870，欢迎加入！公告：维护QQ群：833371870，欢迎加入！公告：维护QQ群：833371870，欢迎加入！ 2021-04-14 If you failed that exam you ________ very hard. If you failed that exam you ________ very hard. 答案： 查看 举一反三 It’ll be very difficult for you to pass the exam _____ you work hard. You are sure to pass the exam （ ） you study hard. 句子中划线部分做什么成分？To pass the exam, you shouls work very hard. You won't pass the exam you study hard. You will surely fail in the exam（）you work hard. A: but B: if C: unless
