关节活动度测量被允许的误差为()
A.0°~2°
B.1°~3°
C.2°~4°
D.3°~5°
E.4°~6°
参考答案:D
—Has your former classmate come back from America?
—Yes, he _____ there for 8 years.
A.has stayed
B.stays
C.stayed
D.had stayed
设M=47.6554,函数ROUND(INT(M)+M,2)的值是_________________。