All the preparations for the task ________， and we’re ready to start

______ is often the case with elder people, my grandma talked about my new hairstyle for at least 50 minutes nonstop.

What did the foreigner say–He asked where___________.

Some of the heat near the surface of the earth _____ electricity

The zoo worker told the visitors that in the case of a highly ________ animal, performance training iseasy and not so painstaking.[ ]