问题
选择题
. Although their new factory building is still under ________ construction, we have already placed _______ order for 200 pairs of shoes.
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答案
答案：D
考查冠词的用法。Under construction为固定短语，在建设当中，order名词在这里意为订单。句意：虽然这家新工厂在建设当中，但是我们已经下了一个200双鞋的订单。故选D。