A. obeys B. obeyed C. obeying D. obey
A. not staying B. not to stay C. that he not stay D. staying not
A. not watch B. must not to watch C. not be watching D. watching not
A. is B. be C. was D. to be
A. didn't know B. hadn't known C. hasn't know D. don't known
A. should B. would C. shall D. will
A. come; would meet B. had come; would have met C. come; will meet D. had come; would meet
A. was B. were C. has been D. had been
A. care B. cared C. had cared D. had been cared
A. don't B. hadn't C. couldn't D. wouldn't