問題詳情
26. Police departments around the country are increasingly turning to virtual reality to train officers inde-escalation tactics, but some experts doubt _____ the measure will be effective.
(A) which
(B) what
(C) whatever
(D) whether
參考答案
用户評論
【沉澱過後繼續努力】評論
Police departments a☆☆☆☆☆ ☆☆☆ ...