_____ is known to us all is that to work hard to achieve a goal is more important than only to have a goal.

The reason         he did not come was       he was ill.

We don’t doubt        he will finish the task in time.

Make full use of your time      you can achieve what you desire.

29.It was _____he said ____disappointed me.

The chairman was about to declare the conference open ____ the lights went all out.

The writer emphasizes the importance of being completely honest with friends, and that’s ____ I personally disagree.

All ______is needed is that you can stay with us.

--- Let’s go to play football, shall we?
--- Sorry, I can’t. I must go over the points the teacher explained ______ I forget them.

Be patient with your students ______ it takes time for them to adjust to their new way of school life．