Professor Mayer, ________by many as a leading expert in the study of changes to people’s EQs,recently announced the results of his study.

Don’t stay up too late or you’ll feel sleepy in class.—OK. I’ll go to bed as soon as I _____ my homework.

I feel really _____ before the interview.—Take it easy. Sure you are the best.

Jim is good ________soccer, and he thinks it’s good _______health.

There is somebody knocking at the door. Who________it be—I’m not sure. It ________ be a postman.