______ there is no opposition, I will act as representative of our class.
A、Provided (that)
B、Supposed (that)
C、Opposed (that)
D、Proved (that)
【正确答案】：A
【题目解析】：provided that 假设，假如；supposed (that) 认为；opposed (that) 相反的；prove证明；句意：_____没有人反对，我将作为我们班的代表。A符合题意，假如没人反对。
