用所给动词的正确形式填空，词数不限。
The girl still kept on      (decorate)her room though she was very tired.
—What did your teacher advise you to do?
—    (borrow) more books from the school library.
Not only the twins but also Mary      (speak) good Chinese, so they can communicate with these students very well.
The firemen put out the fire soon after they      (arrive). How lucky!
You’d better    (not sit) here because Mother is getting ready to clean the furniture.