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同义短语有run across/run into ◆Have you come/run across any problems with your homework? 最近家庭作业有问题吗？ — Have you ______ some new ideas? — Yeah, I will tell you later. A. come about B. come across C. come up with D. come out with C 考查与come相关的词组的辨析。come about 发生；come across 偶然碰到；come up with 想出，提出；come out with 发表，公布；说出。 3、辨析 manage to do, try to do, try doing (1)manage to do 意为“设法做成了某事”，强调其结果是成功的。 (2)try to do意为“尽力做某事”，但是不一定成功。 (3)try doing sth. 意为“试着做某事；尝试做”。 ◆He managed to do the operation with very little help. 在没有多少帮助的情况下，他设法把手术做成功了。 ◆He tried to pass the exam, but he failed. 他努力想通过考试，但是失败了。 ◆Let's try knocking at the back door. 咱们敲后边的门试试。 ◆In spite of these insults, she managed not to get angry. 尽管遭受到这些侮辱，她忍着没发火。 4、辨析 result in，result from (1)result in 导致，造成，产生某种作用或结果 (2)result from 产生于……，由……引起，缘于 ◆Drug abuse will result in worse health. 滥用毒品会导致体质降低。 ◆Sickness often results from eating too much. 疾病往往因吃得太多而引起。 as a result ＝ as a consequence 因而，结果；作为结果 as a result of 由于……的原因 表原因的介词短语还有： because of, on account of, owing to, due to, thanks to ①Last night, their house was broken into. ______， they suffered heavy losses. | 
