机体细胞利用ATP所携带的自由能进行各种功能活动,最终不转化为热能的是( )
A.骨骼肌对外做功
B.神经传导
C.腺体分泌
D.生物电
E.血液流动
参考答案:A
He was annoyed for _________ outside while his wife was shopping with the key. [ ]
A. being kept
B. keeping
C. kept
D. to be kept
凡以保健食品名义报检的进口食品必须报质检总局审批合格后方准进口。 ( )