重金属检查中，如以硫代乙酰胺试液为显色剂，应控制最佳的pH是
A．2.5
B．3.5
C．6.5
D．9.5
E．11.5
参考答案：B
He is taller than _______ girl in his class.
A．any
B．other
C．any other
D．another
