3,000 yuan for such a dress! You _____ be joking!—It costs. It’s made of silk.

If you’re both going to lie, at least stick ___ the same story and don’t each other![ ]

Mr. Smith thinks running is _________ than gymnastics.

The clerks were at work so ____ that nobodyrealized it was already lunch time.

Our Chinese teacher can speak some English. That’s because he ________some foreigners Chinese in an international company.