一、含有be动词的句子变一般疑问句,并作肯定否定回答。 1.You are my friend.(变成一般疑问句,并作肯定回答) —Am I your friend? —Yes, you are. 2.I am a student.(变成一般疑问句,并作肯定回答) —Are you a student? —Yes, I am. 3.My father is a doctor.(变成一般疑问句,并作否定回答) —Is your father a doctor? —No, he isn't. 4.He is tall and strong.(变成一般疑问句,并作肯定回答) —Is he tall and strong? —Yes, he is. 5.It is a sunny day today.(变成一般疑问句,并作肯定回答) —Is it a sunny day today? —Yes, it is. 6.These flowers are red.(变成一般疑问句,并作否定回答) —Are these flowers red? —No, they aren't. 7.This book is interesting.(变成一般疑问句,
