The introduction of the coal pulverizing system in Daya Bay Nuclear Power Plant

游客2023-11-12 26

问题 The introduction of the coal pulverizing system in Daya Bay Nuclear Power Plant vastly reduces the time it took______.

选项 A、to mill the coal
B、milling the coal
C、for milling the coal
D、while milling the coal

答案 A

解析不定式。It take(sb．)some time to do sth．表示“做某事花……时间”。

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