“比a的3倍小2的数”用整式表示是______.
由题意得:3a-2,
故答案为:3a-2.
甲亢术后,如喉上神经损伤,则出现()
A.呼吸困难和窒息
B.音调降低,饮水呛咳
C.声音嘶哑
D.高热、脉快以及神经、循环和消化系统等严重功能紊乱
E.手足抽搐
——Did Linda have a good time in Beijing?
——Yes.She enjoyed__________very much.
A.itself
B.them
C.herself
D.her