6. What is clear is that its advantages were apparent to all.
举一反三
- That they were wrong in these matters______________now clear to us all.
- With all its advantages，the computer is by no means without its .
- That they were wrong in these matters ______ now clear to us all. A: is B: B. was C: are D: D. were
- Are you all clear now what you have to do?
- We were all surprised when he made it clear that he ____ office soon.