—The two people speak different language
题型：选择题
问题：
—The two people speak different languages and can not communicate with each other well.
—Oh，I see. That’s ________ misunderstanding occurs.
A．when
B．what
C．which
D．why
—The two people speak different languages and can not communicate with each other well.
—Oh，I see. That’s ________ misunderstanding occurs.
A．when
B．what
C．which
D．why