Question

【题目】一 What’s that noise?

一 Oh, I forget to tell you. The new machine .

A. is testing B. was being tested

C. is being tested D. has been tested

Answer 1

【答案】C

【解析】考查动词的时态和语态。句意：——哪里传来的噪音？——啊，我忘了告诉你了，新机器正在被检测。根据题干中一方问现在哪里有噪音，可以得知是现在时态，“新机器”和“检测”是被动关系，故选C。