10.10.The problem was so difficult that most students could not ______ it.(A) add(B) open(C) solve(D) create答案:C10.10。這個問題是如此困難,以至於大多數學生無法解答。(一)添加(二)開(三)解決;解釋;闡明;解,解答(數學題)(四)創建答案:C
10.The problem was so difficult that mos..-阿摩線上測驗