问题
选择题
The girl doesn’t want to___her parents___,so she works harder than before.
A．make,happy
B．let,down
C．let,glad
D．put,up
答案
答案：B
题目分析：句意：女孩不想让父母失望，所以她比以前更努力工作。短语let sb. down使某人失望，结合题意故选B。
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