-- _____________？
-- Do you have a toy horse？
A. What do you want to sell
B. Shall I help you
C. What can I do for you
Do you like a toy horse
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--Thank you for your help.
-- _________.
A. It doesn't matter
B. You're welcome
C. You're kind
D. I don't think so
用统筹法计算工程量时，常采用的基数为“三线一面”，其中的“一面”是指（）。
A. 建筑物的建筑面积
B. 建筑物的底层建筑面积
C. 建筑物平整场地的面积
D. 建筑物的地下室建筑面积
- Did you know that David injured his leg yesterday？
- Really？ _______
A. Who did that？
B. What's wrong with him？
C. How did that happen？
D. Why was he so careless？
下列参数中用来评价药物亲水性或亲脂性大小的是
A. 解离度
B. pKa
C. 脂水分配系数
D. 渗透性
E. 溶解性
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