【题目】选词填空。
am, is, are , Are, Is
1. What ______ you doing? I ______ reading a newspaper.
2. What ______ Sam doing? He ______ talking to Ms Smart.
3. What ______ they doing? They ______ playing five-stones.
4.______ you drinking?
5._______ she dancing?
【答案】1. are, am 2. is, is 3. are, are 4. Are 5. Is
【解析】
略
