乳酸菌的芽孢是（ ）
A．生殖细胞
B．细胞核
C．孢子
D．休眠体
答案：D
The girl devoted all her time she had ______ others.
A．to helping
B．helping
C．to help
D．helped
客户至网点修改客户号证件号码，应使用哪支交易？
