1. A _____ operated robot was sent to a place where no human can safely reach in order to take those
breath-taking pictures.
(A) stiffly
(B) remotely
(C) candidly
(D) tentatively
答案:登入後查看
統計: A(10), B(163), C(6), D(25), E(0) #2250189
統計: A(10), B(163), C(6), D(25), E(0) #2250189