Choose from the four options given (marked A, B, C, and D) one best answer: 6. The teacher made us __________ the homework ourselves. A. do B. to do C. doing D. done 7. His parents do not allow him ________ out at night. A. go B. to go C. going D. done 8. We used ___________ close friends. A. be B. to be C. to being D. have been 9. She has always remained __________ to her political principles. A. bored B. interested C. loyal D. keen 10. She’s busy ____________ out the wedding invitations. A. write B. to write C. writing D. written 11. Where mutual ____________ does not exist, friendship is impossible. A. knowing B. imagination C. sympathy D. relation 12. I have a lot of ____________ for her; she had to bring up the children on her own. A. sympathized B. sympathy C. unsympathetic 13. Your friendship should be based on ___________ trust. D. unsympathized A. mutual B. basic C. affair 14. I have __________ that he’s not telling the truth. D. feature A. prediction B. suspicion C. intention 15. Don’t tell Nam because I don’t want __________ our secret. D. trust A. him to know B. he to know C. he knows D. him know