We should read more good books because they can ______our eyes．

On summer nights, we often go to sleep ____ the window open.[ ]

Who told you to clean the windows ?—Father ___.He said they were too dirty (脏的)

Wow! ________ a lovely dog. Do you know ________ name ?

So far this year,many new houses in this area with the help of the government. — It’s great.