单选题
Peter is very angry about ______ of the changed timetable.
A. not informing
B. not being informed
C. being not informed
D. not to be informed
A
B
C
D
【正确答案】
B
【答案解析】
[解析] about prep后面加名词结构被通知，昕以用被动的形式，非谓语动词的否定形式为not doing not to do
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