基本能完成BADL的Barthel指数得分是（）
A.0分
B.≤20分
C.21～40分
D.41～59分
E.≥60分
参考答案：E
_____ the police thought he was the most likely one, they could not arrest him since they had no exact proof about it.
A．Although
B．As long as
C．If only
D．As soon as
开挖200m3的基坑，其土的可松性系数为：KS=1.25，KS′=1.1开挖后土方全部运走，若用斗容量为5m3的汽车运土，需运（）车。
A、44
B、46
C、50
D、60
