求英语大神,改成一般疑问句,肯回,否回；

Are these flowers? Yes, these are. No, these are not.
第二个没有penal这个单词.你是不是想写pencil阿?
Is my pencil red? Yes, it is. No, it is not或者No, it's not.
Is your/my father a doctor? Yes, he is. No, he's not.
Is she doing her homework? Yes, she is. No, she's not.
你的homework拼错了.

疑问：Are these flowers? Yes,they are./No, they aren't.
Is your pencil red? Yes, it is./No,it isn't.
Is your father a doctor? Yes,he is./No,he isn't.
Is she doing her homework? Yes,she is./No,she isn't.