18.否定+but 结构,在否定词后面的but,具有which not,who not,thatnot,等等否定意义,构成前后的双重否定。可译成没有不是或都等Nothing is so bad but it might havebeen worse。 19.否...
例:lt's not like Jim to be late for class. He regards time as the most important thing in life. (5) …形容词/副词+enough to do sth. 例:I was fortunate enough to travel to South Africa.. (6) It pays to + V ~~~ (...是值得的。) 例句:It pays to help ot...
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