Battery-operated slippers are used________seeing in the dark.
--- The T-shirt with Michael Jackson’s picture ____ belong to Tom. He likes him a lot.---No, it ______ be his. He dislikes black colour.
--- 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 _______.