His car ran over another in the highway! Too horrible! _____ he is safe now—that's the main thing．

Our bodies are strengthened by taking exercise,______ our minds developed by learning.

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

— It’s a warm day, isn’t it?— Yes, it’s __________ cold．I just wear a jacket．

 Process has been very smooth. ______, we are not confident that it will be completed on time.