다음 문장 전환 중 틀린 것을 고르시오①She made every effort so that she could find a job
→She made every effort in order to find a job.
②She helped him with all of her strength so that he could pass the national exam.
→She helped him with all of her strength so as to pass the national exam.
③Pol and I talked a lot so that we could know each other better.
→Pol and I talked a lot to know each other better
④He worked hard so that he could avoid school detention.
→He worked hard in order to avoid school detention.
⑤She supported him so that he could concentrate on his study
→She supported him in order to concentrate on his study.

5번에서 in order for him to가 되어야 하나요?