______ swim in the lake. It’s dangerous (危险的).
—How old is Steve?—He is ____________ and he has an ___________ sister.
—The supermarket is crowded(拥挤的). There are ___________ people there.—Yeah, and the things there are always ______________ expensive(贵的).
—______________. The baby is sleeping.—I'm sorry.
—______________ is it from here to the train station?—About 40 minutes' ride.
—Aren't the pandas cute?—______________. I like them a lot.