I don’t know if he _______ tomorrow. If he _______, we’ll climb the mountain.
举一反三
- 1. I don’t know _________ he will come tomorrow. _________ he comes, I’ll tell you.
- I don’t know _____ he will come tomorrow. _____ he comes, I’ll tell you. A: if; Whether B: whether; If C: if; That 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
- —I don’t know ______ he will come tomorrow.—Don’t worry. If he comes, I’ll tell you. A: whether B: B. where C: C. why
- I don't know _______ he will come tomorrow. _________ he comes, I'll tell you. A: if; Whether B: whether; Whether C: if; That D: if; If