---How long did it _____ you to work out the difficult maths problems?---I ______ about half an hour on it .
Eddie eats _________ food every day. Hobo thinks he needs some _________.
Why not let ________ help you?
________ Sunday morning, Peter goes to visit the museum _________ a big garden in front.
Swimming is _______ fun in _______ summer.
--- does the baby mouse weigh? ---About 20 grams.