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下列各组有机化合物中,肯定属于同系物的是
A.C3H6与C5H10 B.C4H6与C5H8 C.C3H8与C5H12 D.C2H2与C6H6
A.
C3H6与C5H10
B.
C4H6与C5H8
C.
C3H8与C5H12
D.
C2H2与C6H6