The twins are quite different _________ each other.
—It’s our duty ________our city clean and beautiful.—Yes. We should do something for it.
— A new shop _______ for a week nearby. Let’s have a look there.— Good idea. Let’s go to have a look together.
—The meeting ___________ because of the smog in Northern China last week.— Oh, it’s too bad! We should take action to improve the air quality.
— What would you like _______ your afternoon tea?— Just a cup of coffee _______ some sugar and milk. I’d like sweet coffee.
—Excuse me, is this________ new pencil sharpener?—Yes, it’s________. He bought it just now.