题目内容
6. Is this your father?
7. What are these?
8. This is a pen.
6. mother 7. those 8. that
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活力课时同步练习册系列答案题目内容
6. Is this your father?
7. What are these?
8. This is a pen.
6. mother 7. those 8. that
活力课时同步练习册系列答案
4. His cat and mouse are small.
2. 
3. 
5. 
6. 
A: Who's the ?
A: Is this a ?
The doll is on the bed.