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单项选择题

My grandfather ______ ,the Red Army 40 years ago.

A．joined
B．took part in
C．attended
D．joined in
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热门试题

单项选择题Hello, are you ______ European or ______ American

A．a; an
B．an; a
C．an; an
D．a; a

单项选择题I'd prefer ______ some shopping tomorrow.

A．do
B．done
C．to do
D．did