______ he will attend the meeting is not certain.
I think ______ you are right.
This is ______ I want to tell you.
The idea ______ we should protect the environment is important.
He doesn’t know ______ his parents are angry with him.
______ is impossible that we will give up.
My question is ______ we can finish the work ahead of time.
I believe ______ hard work leads to success.
______ you said just now is true.
The news ______ the team won the game excited everyone.
It depends on ______ we have enough time.
I have no idea ______ he has gone.
The fact ______ she is young doesn’t mean she is inexperienced.
______ makes a person mature is experience.
He asked ______ I could help him with his English.
This is ______ we differ from each other.
The promise ______ he would help me was kept.
______ we will have a picnic tomorrow hasn’t been decided.
I am sure ______ everything will be fine.
______ he learned English well surprised us all.