Newtechnology______tostopthestudentsfromcheatingintheexamlastyear.A.isu

发布时间:2020-08-14 12:26:56

New technology______to stop the students from cheating in the exam last year.A.is usedB.usedC.was used

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C解析be used to sth习惯于某事;used to do sth过去常常做某事. sth be used to do sth某物被用来做某事。句意:去年在考试用新技术被用来防止学生们在考试中作弊。结合语境可知选C。
考点:used用法
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