问题
补全对话，情景问答
补全对话，每空一词。
1.—Is this your notebook?
—Yes, ______.
2.—Is that his eraser?
—No,______.
3.—Is that his ruler?
—______, it is.
4.—Is this her book?
—______, it isn't.
5.—Is this your backpack?
—______, it's her backpack
答案
1. it is
2. it isn't
3. Yes
4. No
5. No