It is ________(doubt) whether he will come.
举一反三
- It's ______ he 'll be able to come. A: doubt whether B: doubtful whether C: doubt if D: doubtful that
- There is no doubt ______ he'll come. A: that B: whether C: of D: about
- There is some doubt he will come. A: that B: which C: whether D: if
- I doubt ______. A: whether he can come B: if he can come or not C: while he will be here D: that he will come
- There is no doubt ______ he will come soon.(1.0) A: which B: if C: whether D: that