连词

1) but表示转折，while表示对比。 Some people love cats, while others hate them. 典型例题 --- Would you like to come to dinner tonight? --- I'd like to, ___ I'm too busy. A. and B. so C. as D. but 答案D。but与前面形成转折，符合语意。而表并列...

1) or 意思为否则。 I must work hard, or I'll fail in the exam. 2) eitheror 意思为或者或者。注意谓语动词采用就近原则。 Either you or I am right....

1) 并列结构中，or通常用于否定句，and用于肯定句。 2) 但有时and 也可用于否定句。请注意其不同特点： There is no air or water in the moon. There is no air and no water on the moon. 在否定中并列结构用or 连接，但含有两个否定词的句子实际被看作是...

并列连词引导两个并列的句子。 1)and 与or 判断改错： (错) They sat down and talk about something. (错) They started to dance and sang. (错) I saw two men sitting behind and whisper there. (对) They sat down and talked about something. (对) T...