问题
句型转换
按照要求进行句型转换。
1. She is doing her homework. (改为否定句)
She __________ her homework.
2. They are looking at the blackboard. (改为一般疑问句)
__________at the blackboard?
3. Tom is playing basketball.(对画线部分提问)
What __________ ?
答案
1. isn't doing 2. Are they looking 3. is Tom doing