题目内容

When the American constitution ______into effect in 1789,it didn’t contain any words guaranteeing the basic rights of ordinary citizens.
A．wentB．had goneC．has goneD．was going
A
：本题前半部分中有明确的时间状语in 1789，表明在过去某个时间发生了某事，并非表示在过去的过去发生了某事，故排除B项；go into effect为结束性动词，不宜用进行时态。B项为现在完成时，不与表过去的时间状语连用。
【标签】动词时态
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