When Helen saw her tutor nod _______ to her, she calmed down and went on with her performance．

People often think they are energetic and healthy and don’t need exercise. _______ , I have to warn that it is completely wrong.

 That night I felt especially lazy and went to bed ____ earlier than usual.

We are only         glad to do anything we can         her.

 —Have you finished your experiment report, Jane?—Oh, my God. I’ve _____ forgotten all about that.