— You couldn’t have chosen any gift better for me.

— ________.

A．Oh, don’t complain about a gift

B．I’ll give you a better one next time

C．I’m glad you like it so much

D．Oh, nothing much

带钢有较大的镰刀或板型不好，易产生（）。

A、松卷

B、扁卷

C、塔形

D、夹层