找出句中错误的地方并在下面的横线上写出正确的句子。

1. When are you born?

    ________________________________________________________________________

2. How age are you?

    ________________________________________________________________________

3. My birthday is May 1th.

   ________________________________________________________________________

4. We have a Art Festival every year.

   ________________________________________________________________________

5. The volleyball game is on October.

   ________________________________________________________________________

全瓷冠修复，基牙肩台预备的宽度为1mm，形状为（）

A.135°或90°凹面肩台

B.羽状肩台

C.90°肩合加外斜面

D.刃状肩台

E.以上都不是