The Chinese football team had experienced a series of reforms. However, its performances

The Chinese football team had experienced a series of reforms. However, its performances in Shenzhen in October all the people, especially the crazy fans.
A. knocked down
B. let down
C. pulled down
D. brought down

A. knocked down(答案→)B. let downC. pulled downD. brought down解析：答案：B　考查动词短语辨析。句意为：中国足球队经历了一系列的改革，然而，10月份它在深圳的表现使所有的人感到失望，特别是疯狂的球迷们。knock down意为“击倒，撞倒，击落”；let down意为“使失望，放下，辜负”；pull down意为“拆毁，摧毁，推翻，拉下来”；bring down意为“降低，打倒，击落”。根据句中的转折词“However”可知，足球队员们的表现使人们失望，let down符合语境。故答案选B。

和我的回答一样，看来我也对了