解析:本题考点是主语从句,题中有“是否“的意思,故选择B,而if不能引导主语从句。 题干译文:他要上大学的梦想是否成为现实还不确定。 26. “What did the teacher say to you just now? “”She asked me ___.” A. whether I had finished my work or not B. whether ...