单项选择题

下列化合物中不能与饱和亚硫酸氢钠溶液反应的是
A、乙醛
B、丙酮
C、丙醛
D、苯乙酮

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单项选择题

The idea of imperialism is a dangerous ideology in that it ________.
A、 is not prevalent in one form or another today
B、encourages the struggle of decolonization and anti-imperialism to go on
C、covers the notorious notions with high sounding ideas
D、criticizes the ethnocentric doctrine known as the “white man’s burden”

单项选择题

私は張さん時計あげます。
A、に、が　　
B、に、を　　
C、を、に　　
D、を、が