--We’ll go to the Great Wall___ it is sunny tomorrow.--OK! Walking on the Great Wall must be great fun.
--- Are these your books? --- No, _____ aren’t. _____ books are in the bag.
_____ your sister have a ball or a bat?
Saturday is the _____ day of a week.
I watch TV _____ two hours on weekends.
Please call Jenny _____ 66986298.