“What's Anna's favourite ________?”“Basketball.” 

------Do you know the woman who is looking____ over a patient? ------ Yes. She is one of the best ____ in our hospital.

--Mr Lee，could you give me some advice on how to write an application letter?---With pleasure. Remember the letter should be written in the formal _____.

— When will the London 2012 Olympic Games start?— It will start on July 27th. You can visit London this ________.

Look! Two ______ are playing basketball on the playground(操场).