--- It’s so late. Our son______ be back!--- Don’t worry. I dare say he ______ have some extra work to do.
I don’t think she has to do so, ___?
Facing danger, he always ___ calm.
The nurse worked hard to help the sick and ___ .
Watch the man ___ it. And you should do ti in the same way.
I wish I ___ to the football match last night.