表面麻醉是利用麻醉药的渗透作用，使其透过黏膜而阻滞
A、深在的神经末梢B
暂无解析
InfacttheSwedendidnotunderstandthethreequestions____wereaskedinFrench.
Hehad30poundsinhispocket____hewasdeterminedtobuyhissonagift.
Theprimaryschool____(在孩提时代我在那里学习)hadverylittleequipment.
Thereason____(为什么这事情会这样)isnowclear.Idon'tneedtoexplainitoncemore.
Lastnighthesawtwodark_____enterthebuilding,andthentherewastheexplosion.
