— Do you like talking with your friends on the telephone or mobile phone?—          . I enjoy chatting online.

 Bill is not _______brother. He is __________brother.

–Is this your pen? —No, it isn’t. It’s     pen.

Last winter it was very cold and ________ was a lot of snow in the north.

一Do you know ________ Jenny comes to school every day?一Of course I do．She rides her bike．