根据句意及首字母提示补全单词。

1. He has a w______ mouth.

2. She has b______ears, but she has a s______face.

3. —I know. You are Tom.

    —Yes, you are r______.

4. They are in d______ classes, but in the s______grade.

5. Kate has a r______ face.

框剪结构侧移曲线为（）。

A、弯曲型

B、剪切型

C、弯剪型

D、复合型