-- are the blue hats on sale? -- They are on sale for 100 dollars.
---Look at that tall building! ---It is _______tallest building in the city.
Tomorrow is my father's____birthday.I will buy him a gift.
_________of people will visit Beihai .
-What should we do now,Mr Clark? -Please turn to Page____and look at the____picture.
—Have you seen the CCTV news on TV? -- Yes, _________children had a good festival on the _________Children’s Day.