【单选题】【消耗次数：1】
某烯烃与H2加成后得到2,2－二甲基丁烷，该烯烃的名称是（ ）。
①
2,2－二甲基－3－丁烯
②
2,2－二甲基－1－丁烯
③
3,3－二甲基－1－丁烯
④
2,2－二甲基－2－丁烯
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【单选题】
某烯烃与氢气加成后得到2，2-二甲基丁烷，该烃的名称是
①
3，3，3-三甲基-1-丁炔
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2，2-二甲基-2-丁烯
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3，3-二甲基-1-丁烯
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