Some of the books appear to be _______ ones that you have read, but after taking _______ second look, you will find that they are different.

 In addition to keeping on taking ________ exercise, Alan is also going on ____ diet to lose weight.

I am­­____ of the class team at school and I am also ___ of the Senior High team.

___Mr. Smith is calling on the phone, sir.

In communication，a smile is usually ________ strong sign of a friendly and ________ open attitude.                                                        (2011·重庆，26)