It’s hard to tell whether he try.
举一反三
- It's hard to tell whether he try. A: dare B: dares C: dare not D: be able to
- ______, he was unable to make much progress. A: Hard as he try B: Hard as he tried C: As he tried hard D: He tried hard
- It is hard to tell whether we are going to have b boom in the economy or a ______.
- I don't know _________ he will come tomorrow. _________ he comes, I'll tell you． A: if; Whether B: whether; If C: whether; Whether D: if; If
- I don't know ______ he will come tomorrow. ______ he comes, I'll tell you. A: if; If B: if; Whether C: whether; Whether