I don’t think that five hundred pounds________a big sum for a rich man like you.A. areB. isC. wereD. is to be

熱心網友

b five hundred pounds 看作單數 因為后面的 a big sum

熱心網友

B

熱心網友

B,這里的five hundred pounds應被視為整體.

熱心網友

B.