Don’t mention that at the beginning of the story, or it may _________ the shocking ending.

–How much salt did you put in the soup?

--I’m sorry to say, _________. I forgot.

Helen ________ her keys in the office so she had to wait until her husband ______ home.

People in Tianjin are proud of ______ they have achieved in the past few years.

 Bears often hide themselves in places __________ can’t be found by hunters.

 There were dirty marks on her trousers _______ she had wiped her hands.

After a lot of questioning, Jack ______ admitted he had taken the car.

My sister met him at the Grand Theater yesterday afternoon, so he ________ your lecture.

Though ________ in a big city, Bill always prefers to sing the songs of country life.

 ________ is known to us a11 is that the Diaoyu islands have been part of our Chinese territory since ancient times.