You can’t ask a lady about her age in public because it will make her e_________.

One of the side e_________ of this drug is the easiness of habit-forming.

The famous professor gave us an _________ (解释) of how sound travels in water.

Children are _________ (禁止) to smoke.

He felt so             (尴尬)when he couldn’t answer the teacher’s question.

Keeping calm is the most important thing you should remember in time of e_______. 

When I began to sing, he laughed and made me e____________.

I could see a tall f_______ over there, but when I came near, I found it wasn’t a person.

He is a f_______ as an artist, but a success as an art teacher.

After g_____________ from university, he worked as a newspaper reporter.