问题
选择题
Although we had told them not to keep us waiting, they made no _________ to speed up deliveries.
A．trial
B．attempt
C．action
D．progress
答案
答案：B
四个选项分别表示试验、试图尝试、行动和进步，根据题意选B，尽管我们已经告诉他们，不要让我们等待，他们仍不想加快交货。
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