Answer:
1.It didn't have four legs.
Did it have four legs?
2.Tom didn't finish his homework yesterday.
3.Did Pat call his best friend last night?
特殊疑问句应对划线部分提问的
Answer:
1.It didn't have four legs.
Did it have four legs?
2.Tom didn't finish his homework yesterday.
3.Did Pat call his best friend last night?
特殊疑问句应对划线部分提问的