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The single piece of music ________ by Jenny and it sounds so wonderful.
11个月前
在△ABC中,AD为中线,BE为角平分线,则在以下等式中:①∠BAD=∠CAD;②∠ABE=∠CBE;③BD=DC;④AE=EC.正确的是( )
1年前
He thought his parents _______ _______ _______ (对……苛刻) on his brother.
1年前
Passengers are kindly r__________ not to smoke in the bus.
1年前
(1)C2H2 (2)CO (3)N2F2 (4)CH3NH2 (5)CH3CH3
1年前