that

It was a ____ for the mother to know that her son was killed by an accident

We need to ____ that argument before we close the meeting.

— Who’s that speaking? — This is Tom______________.

This dress is twice as ________ as that.

She is so friendly that her greeting was _____________ enthusiastic.

It was __________ yesterday that I noticed it

It has been _______ that Mary and Tom’s wedding will be held next Sunday

The problem with some of these drugs is that they are so _______.

The little girl was _________ that her mother wouldn’t come back.

I believe that doing _______ will help us review our lessons