— Did you say goodbye to Anna?— Yes .When I _____ to say goodbye to her, she ______ the piano.
--- She’s already been back to Wuxi, ________? --- ________. She is on a visit to Shanghai.
Mary _____ up yet because she _____ to bed very late last night.
--- Would you like to go birdwatching with us? --- .
He will work in this school _______.
The number of the red-crowned cranes will become ____ if we don’t take any action.