I don’t know __________ I’ll be free tomorrow.
whether/if
举一反三
- I don’t know _______ or notI’ll be free tomorrow.
- I don’t know if he _______ tomorrow. If he _______, we’ll climb the mountain.
- I don't know if she _______ to my birthday party tomorrow. If she ______, I'll be very happy.
- 1. I don’t know _________ he will come tomorrow. _________ he comes, I’ll tell you.
- —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
内容
- 0
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
- 1
I don't know ______ he will come tomorrow. ______ he comes, I'll tell you. A: if; If B: if; Whether C: whether; Whether
- 2
I don’t know ______ the day after tomorrow.
- 3
“I don’t need it tonight.” “___________, I’ll keep it until tomorrow.”
- 4
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