what is you doing,mum?A are doing B are do C is doing
what is you doing,mum?A are doing B are do C is doing
英语人气：246 ℃时间：2019-10-31 10:11:41
优质解答
这个题是现在进行时的特殊疑问句,形式是：疑问词+be+主语+V-ing+其它 .be动词跟随主语的变化而变化.由于本题主语是you,所以对应的be动词应该为are.所以答案为A.
我来回答
类似推荐
猜你喜欢
- 1but it within walking distance l will walk you
- 2一个圆柱体底面周长和高相等，如果高缩短了2厘米，表面积就减少12.56平方厘米．求这个圆柱体的表面积．
- 3aren't you tired after 20hours' working without a rest
- 4什么时态用过去分词 什么时态用过去式?
- 5若（x加y减3）的绝对值加（2x减y）的乘方等于0,则x减y的值是?
- 6what do you think they should do to solve their problems
- 7普通太阳能电池的转换成电能的效率是多少?
- 8self-assessment 用英文怎么解释
- 9英语作文有关‘保护环境,节约能源’,80词左右
- 10It is the ability to do the job that matters not where you come from or what you are.