第一组
1. employ
2. accident
3. promotion
4. security
5. afford
6. satisfaction
7. competition
8. seldom
9. care
10. long
第二组
1. quit
2. graduate
3. leave
4. bachelor
5.offer
6. sallary
7. expectation
8. exact
9. realize
10. ability
第三组
1. reason
2. confusion
3. propoer
4. guidance
5. institution
6. chief
7. concern
8. bother
9. whether
10. merely
第四组
1. dependant
2. entertainment
3. pattern
4. determine
5. status
6. selection
7. consider
8. discourage
9. desire
10. succeed
第五组
1. ruin
2. talent
3. finally
4. failure
5. bitter