基础的（）与基础受到的垂直方向上的惯性力、土壤的特点、基础的质量等因素有关。
A.耐久性
B.振动
C.垂直振幅
D.稳定性
参考答案：C
根据句意和首字母填写单词。
1. Students often make spelling m_____ in their compositions.
2. Can you say a c_____ sentence?
3. The teacher is very p_____ to the students.
4. The boy r_____ to answer the question.
5. Tina is a(n) h_____ child. Trust her.
辅助支承也是参与定位的元件。( )
