Studentsneed at least eight hours to sleep, or they are_______in class.

ough she sometimes loses her temper, herstudents like her no less— That’s it _____ , she is really a good teacher

made ______ four hours before I was examined by a doctor, which was really annoying.

It was unfortunate that their new car ____ halfway tothe airport

_____ is no hope that he can recover from such a serious injury. [ ]