骨与关节结核最常见的发生部位()。
A.脊柱椎体
B.膝关节
C.髋关节
D.踝关节
E.腕关节
参考答案:A
The girl left home after quarreling with her parents, _____ them quite worried. [ ]
A. making
B. made
C. to make
D. makes
436的5倍是多少?