Mike’s parents have bought a 2-floor house with a swimming pool.— Oh, it________ be very expensive.

Would you like another cup of tea?–No, thanks. I ________ be off now. Rose is waiting for me.

Xu Qian is a funny girl. She loves to __________ jokes.

Mom, I got the best grade on the English test today.—Good job, son. I’m ______of you.

These aren’t ________ cards. They’re_______