I don’t know ______ he will come.
A: that
B: if
C: what
A: that
B: if
C: what
举一反三
- I don’t know whether he will come.
- I don’t know ________ he will come or not. A: if B: whether C: that D: what
- I don't know _______ to go or come. A: if B: whether C: that D: what
- I don't know or not he will come. A: whether B: if C: when D: how
- I don’t know if he will come . If he , please let me know . A: will come B: come C: comes D: is coming