No one knows _____ the experiment will succeed or not.(
A: that
B: if
C: whether
D: why
A: that
B: if
C: whether
D: why
举一反三
- No one knows that the experiment will succeed or not.
- (No) one (knows) (that) the experiment will succeed (or not). A: No B: knows C: that D: or not
- _____they will go there to try another experiment has not been decided yet. A: Whether B: If C: About whether D: Why
- 11. All students are eager to know they will pass the exam or not. A: if B: that C: whether D: why
- ______ they are faced with is ______ they should continue the work or not. A: What; whether B: What; that C: When; if D: When; why