We’ve never had any problem with our car in the past three years; it’s highly re

游客2023-10-08 55

问题 We’ve never had any problem with our car in the past three years; it’s highly reliable in (operate) ______.

选项

答案 operation

解析根据句子结构可以看出in后需要一个名词来做宾语，operate的名词为operation，意为“操作，运转”。这里-tion为名词性词缀，如；act-action；construct-construction；relate-relation等等。

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