——What’s that noise?
——Oh, I forgot to tell you. The new machine .
A. was tested
B. will be tested
C. is being tested
D. has been tested
网友回答
A. was tested
B. will be tested
(答案→)C. is being tested
D. has been tested
解析：本题考查的是动词的语态。根据该句空格前面的主语The new machine可以判知，空格处应该使用被动语态。然后根据上文可以判知，该机器的检测应该是正在进行中，所以本题应该使用现在进行时的被动语态，故选C。