人体内部分废物随汗液排出，属于 [ ]
A．生长现象
B．消化吸收
C．新陈代谢
D．应激性
答案：C
自卑必然导致失败，自信一定走向成功。
Make sure you've got the passports and tickets and _____ before you leave. [ ]
A. something
B. anything
C. everything
D. nothing
