The old man ________ to live with his wife ,but now he is used to __________ by himself after she died .
I have ______ friends at school. I like playing with ______.
– _____ is your mother? – She is _____ English teacher.
—Can I use your bike for an hour? --_________.
Mr Smith thought the Ceatury Park was the second _____________park in Shanghai.
The story_________is not boring.