He smiled politely ________ Mary apologized for her drunken friends. (2012·山东,27)
The______ look on his face shows that he’s greatly ______.
If you cheat in the examination, you ought not to _______ it.
He tried his best to solve the problem, ________ difficult it was.
we’ll have our sports meet this week the weather.
It was hot weather that he went for a swim.