Question

—Susan has bought a large house with a swimming pool.
—It _____ be very expensive. I never dream about it.

A．might

B．must

C．can’t

D．shouldn’t

Answer 1

B

试题分析：句意：Susan买了一个带游泳池的大房子。那一定很贵。我从不敢梦想拥有。表示肯定猜测用must be。故选B。