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【单选题】
已知：(1)醇类物质在催化剂存在条件下可发生类似于乙醇的脱氢氧化。(2)羰基( )与两个烃基相连构成的化合物叫酮(如丙酮 ) ；而分别与烃基和氢相连构成的化合物叫醛（如乙醛CH 3 CHO）。下列醇被氧化时，不可能得到醛类化合物的是 [     ]
A.
(CH 3 ) 2 CHOH
B.
(CH 3 ) 2 CHCH 2 OH
C.
CH 3 CH 2 CH 2 OH
D.
(CH 3 ) 3 CCH 2 OH
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