表示选择关系的连词基本和特别用法 表示选择关系的连词有，either...or..., or, otherwise等。 1）or或、否则 A：基本用法     or 表示 “或” 的意思，使用于两者之中选择一个的时候。 ----Is your friend English or American? 你的朋友是英国人还是美国人？ ----American. 美国人。 He doesn’t like dumplings or noodles.他既不喜欢饺子也不喜欢面条。 B：特别用法      祁使句后连接or ，表 “如果，否则”，有转折的意思，此时 or =if you don’t, you’ll Hurry up, or you’ll be late.=If you don’t hurry up, you’ll be late. 抓紧时间，否则你会迟到的。/如果你不抓紧时间，就会迟到。 新概念英语视频 八年级上册英语书人教版 人教版初二英语知识点 2)either ... or或者，或者； 不是，就是；要么，要么 A.either ... or连接两个并列主语时，谓语动词靠近哪个主语，就与哪个主语保持“人称”和“数”的一致，即就近原则。  Either you or I am right. 你不对，我也不对。 Does either she or they like English? 她或者他们喜欢英语吗？ B.由either ... or引导的否定句是完全否定。  She isn’t either a student or a teacher. 她既不是学生，也不是老师。 3)whether ... or不管，还是 She is always cheerful, whether at home or at school.她总是很高兴，不管是在家里还是在学校。 1. To my delight, I from hundreds of applicants to attend the opening ceremony. A. was chosen B. was being chosen  C. would choose D. had chosen 2. The re al reason why prices ____ , and still are, too high is complex, and no short discussion can satisfactorily explain this problem. A. were            B. will be            C. have been          D. had been 3. Just as I got to the school gate, I realised I ______ my bank in the cafe. A. have left B. had left C. would leave D. was leaving 4. He must have sensed that I ________ him. He suddenly glanced at me and said quietly, "Why are you staring at me like that?" A. would look at B. looked at C. was looking at D. am looking at 5. As you go through this book, you ________ that each of the millions of people who lived through World War II had a different experience. A. will find B. found C. had found D. have found 6. Unless some extra money________, the theatre will be close. A. was found B. finds C. is found D. found 7. The reports went missing in 2012 and nobody _____them since. A. sees B. saw  C. has seen  D. had seen 8. James has just arrived, but I didn’t know he _______ until yesterday. A. will come        B. was co ming        C. had come        D. came 9. --- What time is it?   --- I have no idea. But just a minute, I ______ it for you. A. check B. checked C. will check D. would check 10. We won’t start the work until all the preparations __________. A. are being made      B. will be made      C. have been made      D. had been made