—I have just received another message telling me I have won a big prize. —Don't jump on i

问题补充：

—I have just received another message, telling me I have won a big prize.

—Don jump on it. You .

A. should be cheated

B. are being cheated

C. are cheating

D. must have cheated

答案：

A. should be cheated

(答案→)B. are being cheated

C. are cheating

D. must have cheated

解析：考察交际用法。根据句意可知应该使用被动语态，排除CD。A项意思是被欺骗。根据句意可知骗局正在进行，故用进行时的被动语态。故B正确。