Role-play the conversation. Make up your own conversation by using sentences in 2d.
◆ Don’t put your school things here and there.
Put them in a right place.
Does the teacher know the owners of the school things?
请用be 动词的正确形式填空。
-- _______ those your books? -- Yes, they _______ mine.
--- ________ that his car?
--No, it ________ not his. His _______ black. It ________ white.
3. --- ________ these dictionaries yours? --- No, they ________not. Mine _________ at home.
