一个两位数，十位数字为a，个位数字为b，这个两位数为[ ]
A.a+b
B.10（a+b）
C.10a+b
D.10b+a
答案：C
对不服司法机关生效裁判、决定的申诉，逐步实行由（）。对聘不起律师的申诉人，纳入法律援助范围。
The quality of the goods we have received is not as good as the ( ) you presented.
A．sample B．exampleC．for example D．gift
