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They have started an investigation, are being kept secret. A. the details of which B. which details C. the details D. the details of that 【查看更多】

 

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They have started an investigation, ________ are being kept secret.

[     ]

A. details of which
B. of which the details
C. and the detail
D. the details of it

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They have started an investigation, _________ are being kept secret．

[　　]
A．

the detail of which

B．

of which the details

C．

and the detail

D．

the details of it

查看答案和解析>>


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