______ and ______ they will meet has not been decided yet.
举一反三
- When and where to go for a summer holiday （） yet. A: has not decided B: have not decided C: has not been decided D: have not been decided
- When and where to hold the meeting ________ yet. A: are decided B: decides C: have not decided D: has not been decided
- _____they will go there to try another experiment has not been decided yet. A: Whether B: If C: About whether D: Why
- When and where to build the new factory _____ yet. A: is not decided B: are not decided C: has not decided
- When and where to build the new factory _________yet． A: is not decided B: are not decided C: has not decided D: have not decided