振动沉桩主要适用的土质有()
A.砂土
B.黏土
C.砂质黏土
D.亚黏土
E.粉质黏土
参考答案:A, C, D
I have a sister. _______ favourite food is meat.[ ]
A. Her
B. She
C. His
《断桥·心路》使用了手机作为主体元素。