It’s a good idea ______ new words every day.

Mo Yan is now one of _________ most famous writers in China.

n’t seen Sara since she was a little girl, andshe has changed beyond ____.

I can’t find Mary.Have you seen her—She____for tomorrow’s speech in the library.

think he would have given you a hand in your time of financial difficultyHe ______ had he known about it. After all, we are good friends.