_______ work did we have to do that we were so exhausted.

Little ______ about his own safety, though he was in great danger himself.

Only when he apologizes for his rudeness _____ to him again.

----Do you have anything to say for yourselves?
----Yes, there is one point______ we must insist on.

How frequently _______, the works of Shakespeare always attract many people.

----I didn’t realize how popular the restaurant was until I made a reservation the other day.
----I beg your pardon, but when              ?

What is even more important is_____ the earth cooled down, water began to appear on its surface. 

— What’s the matter with Della?
— Well, her parents wouldn’t allow her to go to the party, but she still ________.

It was in the factory ________the TV sets were produced________ we met for the first time.           

I got into trouble again. Only then ________ that I should have followed my parents’ advice.