人性决定于
A.先天禀性B.遗传因素C.后天社会实践D.家庭出身
参考答案:C
解析:马克思主义认为,人性不是先天的,而是在实践中形成的。
The zoo is far away from my hotel. It me at least two hours to get there. [ ]
A. took
B. has take
C. takes
D. will take
脊髓损伤患者为预防骨质疏松,应进行站立训练,每日应不少于______小时。