题目

黑海通向地中海的唯一通道是 A．直布罗陀海峡        B．霍尔木兹海峡       C．曼德海峡            D．土耳其海峡 答案：D5、—Listen! Is that Kate playing the piano in the room? —No. It        be Kate. She has gone to London. A. may not                 B. needn’t              C. mustn’t                    D. can’t