### Chinese: 不用功的学生，可能考前集中突击就能及格，如若再想其他办法，有可能达到事半功倍的效果。
### English: Students who don't practice can pass the exam without focusing, but if they find other ways, they may be able to achieve more with less effort.
### Errors: There is a major error at "don". There is a major error at "t practice". There is a major error at "without focusing". There is a major error at "be".

### Improved English: Students who do not study hard can pass the exam after cramming before the exam; if they think of other ways, they may half the work with double results.