题目内容

Nothing but some ancient Chinese coins _______ in the sunken ship since they began the exploration.
A．were foundB．was foundC．have been foundD．has been found
D
考查时态。句意：自从他们探险以来，仅仅一些古代中国的货币在下沉的船中被找到了。题中含有自从他们探险到现在为止，动作持续到现在，所以选D。
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