The young lady responded to my greeting with a ______ look as if I were air, which made me feel somewhat embarrassed. 

It was Friday. We were asked to write a______composition.

—Did you enjoy yourself at the part—Yes. I’ve never been to ________one before.

—What do you think of the play?—Terrible! I’ve never seen _________ one. 

With a MBA degree from Harvard University, our boss takes a______ method to manage the company, which benefits everyone a lot.