September 18, 1913 is the day we'll never forget.A.thatB.whenC.on whichD.on that
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September 18, 1913 is the day ________ we'll never forget.
A.that
B.when
C.on which
D.on that
试题答案
A
September 18, 1913 is the day ________ we'll never forget.
A.that
B.when
C.on which
D.on that
A