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The PLA ________ in 1927.
A. was found
B. found
C. was founded
D. founded
The PLA _______ in 1927.
[
A
B
C
D
The PLA was ________.
[ ]
It’s August 1st today．It’s Army’s Day．The PLA ________in 1927．
A．is found
B．was found
C．is founded
D．was founded