慢性阈剂量
参考答案：
为长期反复多次接触所得。
补全对话（在对话空白处填上一个词或短语，使对话完整）。
A: Li Ping 1 my friend. She's a little 2 outgoing than I.
B: My friend and I are the 3 . We are 4 quiet.
A: Do you 5 the same?
B: 6 , I'm a little taller 7 her.
A: What 8 Lucy's friend?
B: Lucy's friend is 9 from her 10 much more athletic than her.
房地产开发项目转让和商品房销售价格，由当事人协商确定。( )
