20. When the New York Police Department acquired a robotic dog last year, officials heralded the
_____ device as a futuristic tool that could go places that were too dangerous to send officers.
(A) fourth-legs
(B) four-legging
(C) fourth-leg
(D) four-legged
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統計: A(10), B(33), C(18), D(263), E(0) #2746601
統計: A(10), B(33), C(18), D(263), E(0) #2746601
詳解 (共 2 筆)
#5715679
[回一樓]
應該是a four-legged dog
狗應該不會變複數吧
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