영어 잘하는애들아 제발 도와줘ㅠㅠ쉬운거임

1.The job was (consider) more difficult than I had expected.
이때 consider인지 considerably가 맞는지 헷갈려

2.Her angry words were (offensive) to the rest of the group.
여기서 offensive인지 offend인지 헷갈려

3.Parents must teach their children how to act (responsibly).
여기서 responsibly인지 responsibility인지 헷갈려
ㅜㅜ제발 도와줘 내공100