问题
单项选择题
I was surprised to see（）at the concert.
A．those number of people
B．that amount of people
C．that number of people
D．those amount of people
答案
参考答案：C
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I was surprised to see（）at the concert.
A．those number of people
B．that amount of people
C．that number of people
D．those amount of people
参考答案：C