In communication, a smile is usually _____ strong sign of a friendly and _____ open attitude.

—Silly me! I forget what my luggage looks like.

—What do you think of _____ over there?

I told them not everybody could run as fast as you did, _____?

More TV programs, according to government officials, will be produced _____ people’s concern over food safety.

To show our respect, we usually have to take our gloves off _____ we are to shake hands with.

Look at the pride on Tom’s face. He _____ to have been praised by the manager just now.

—Have you seen the film Under the Hawthorn Tree?

—Of course, I have. It was in our village _____ it was made.

Michael put on a picture of Yao Ming beside the bed to keep himself _____ of his own dreams.

It is not always easy for the public to see _____ use a new invention can be of to human life.

—Do you have Mary’s phone number?

—Sorry, _____.