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英语翻译after a careful inspection ,the manager came to the conc

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/29 02:24:24
英语翻译
after a careful inspection ,the manager came to the conclusion that only two-thirds of the available machinery was being used efficiently.
后面的 WAS BEING USED 为什么不能用WERE BEING USED,
全句译文:经过一番仔细检查,经理得出一个结论:只有三分之二的机器得到了高效的应用.
用was不用were的原因在于,machinery在这里是个集体名词、不可数名词.