I together with you planning to move to Sudan. [ ]
A. am
B. is
C. are
D. has been
答案:A
历节病的主症是()
A.身疼痛
B.脚肿如脱
C.温温欲吐
D.身体尪羸
E.遍历关节疼痛
人体依靠呼吸系统获得氧气和排出二氧化碳,呼吸系统的起始器官是[ ]
A.鼻腔
B.咽
C.口腔
D.喉