题目

—Turn off the TV, Jack. ____your homework now? —Mum, just ten more minutes, please. A. Should you be doing              B. Shouldn't you be doing   C. Couldn't you be doing      D. Will you be doing 答案：B      下列国家中，与我国隔海相望的是（　　） A、朝鲜、蒙古B、俄罗斯、日本C、越南、韩国D、印度、菲律宾