营业机构提取和交存现金须经（）批准。
A.出纳负责人
B.会计主管
C.营业机构负责人
D.出纳综合员
参考答案：C
菠菜浸泡在清水中，清水不变色；用开水浸泡菠菜后，水会变成绿色。这是因为开水损伤了菠菜细胞的哪种结构 （ ）
A．细胞壁
B．细胞膜
C．细胞质
D．细胞核
It was the training _______ he had at school _______ made him a good jumper. [ ]
A. what; what
B. that; that
C. what; that
D. that; had
