选择题：The captain _______ an apology to the passengers f

题目内容：

The captain _______ an apology to the passengers for the delay caused by bad weather.

A.brought
B.presented
C.made
D.did

参考答案：

26. 在实验设计中,符号“O”表示( )(本题2.0分)A. 因变量的观测B. 实验处理C. 实验

26. 在实验设计中,符号“O”表示( )(本题2.0分)A. 因变量的观测B. 实验处理C. 实验的前测D. 实验的后测

单选题】已知f(x)=x,∮(x)=√x^2,则（） A、在-∞ B、在x>0时，f(x)≠∮(x) C、在x≥0时，f(x)=∮(x)

_____ of the figures seems correct. Would you check them carefully? A.NeitherB.B

16.构件的强度、刚度和稳定性( )(本题2.0分)A. 只与材料的力学性质有关B. 只与构件的形状尺寸有关;C. 与A和B都有关D. 与A和B都无关

They have different views on the comment- _____ the daughter sees it as criticis