Mom，this is my______ Tony. We’re in the same class.—Nice to meet you, Tony.

Faced with financial crisis, we think it is time to ____ the trip to Europe.

The fire destroyed all _______ was in the building

Do you mind if I smoke here, madam— . It’s not allowed in public, you know.

It shames to me to say it, but I told a lie when _______ at the meeting by my boss.