单项选择题

Should English classes be ______at the elementary or primary school level in countries where it is not the native language

A required

B. necessary
C. selected
D. permanent
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Two decades ago a woman who shook hands with men on her own ______was usually viewed as too for ward.
A．endeavor
B．initiative
C．motivation
D．preference
单项选择题
People do not always recall events as they ______actually.
A．are happening
B．will happen
C．happened
D．would happen
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