问题补充：
Excuse me, I have no on me. Can you the note of 100 yuan ?
A. changes, charges
B. changes, change
C. change,change
D. changed, changed
答案：
A. changes, charges
B. changes, change
(答案→)C. change,change
D. changed, changed
解析：第一空change为名词不可数“零钱”；第二空change为动词“换零钱”句意为：劳驾我没零钱你能帮我换开这张一百元的钱吗？
