问题
选择题
---What are those?
---___________[ ]
A. They are apples trees.
B. They are apple trees
C. Those are apple trees
D. Those are apples trees
答案
答案:B
---What are those?
---___________[ ]
A. They are apples trees.
B. They are apple trees
C. Those are apple trees
D. Those are apples trees
答案:B