A. 按要求完成句子。
1. Those children have seven lessons today. (一般疑问句, 肯定回答)
-- _________those children _________seven lessons today?
-- Yes, they _________.
2. We often go to school at seven o'clock.（对划线部分提问）
_________do _________often go to school?
3. This is a nice cake.(改为感叹句)
_________a _________ _________!
4. I can see some birds.（对划线提问）
_________ ________
