使拇指对掌(屈+旋前)的肌是()
A.拇收肌
B.蚓状肌
C.拇短展肌
D.拇短屈肌
E.拇指对掌肌
参考答案:E
_____ not to miss the flight at 15:20. the manager set out for the airport in a hurry.
A.Reminding
B.Having reminded
C.To remind
D.Reminded
倾角为45°,高为1.8m的斜面如图所示,在其顶点水平抛出一石子,它刚好落在这个斜面底端的B点,则石子经______s落到B点,经______s速度与斜面平行.(g取10m/s2)