—Iheartheywentskiinginthemountainslastwinter.—Ittruebecausetherewaslittlesnowthere.A.maynotbeB.won'tbeC.couldn'tbeD.mustn'tbe如果再给个选项can'tbetrue那选什么呢

Question

—I hear they went skiing in the mountains last winter.
—It _______ true because there was little snow there.
A.may not be
B.won't be
C.couldn't be
D.mustn't be
如果再给个选项can't be true那选什么呢

Answer 1

答案选择C,因为山上几乎没下雪,不可能是真的.如果补充了问题,还是选择C答案,因为此句时态为过去式,时态要保持一致.而can't be true是一般现在时,所以不选.