We are going to have a barbecue it rains. A. if not B. when C. except that D. unless 15——青夏教育精英家教网—

摘要： We are going to have a barbecue it rains. A. if not B. when C. except that D. unless 15. I was about to leave my house the phone rang. A. after B. as C. when D. while

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We are going to have a barbecue _______ it rains .