某22肽被水解成1个4肽，2个3肽，2个6肽，则这些短肽的氨基总数最小值及肽键总数依次是（）

阅读材料，完成下列要求。

    经过几十年的发展，中国已经成为全世界工业体系最为健全、制造能力最强的国家之一，拥有大量优势产业和优质产能。中国钢铁、水泥、汽车等220多种工业品产量居世界首位，机床产量占世界的38%，造船完工量占41%，发电设备产量占60%。中国国际产能合作已经成为中国对外经济合作的一张亮眼的“新名片”。

运用“政府职能”知识，分析我国政府在推进国际产能合作中如何发挥作用。

根据短文内容及首字母提示完成短文，使短文完整、通顺

In America, we go to s____from Monday to Friday. On school days, I     g____up at seven and have my breakfast at half p____seven. Our lessons  s____at eight. And we d____have many lessons in a day. At half past eleven, we have a b____and then we have our l____at school. In the afternoon, we finish school at about three. Then we can g____home. But many boys in my school l____to play football in the playground after school.

What a____your school day?

补写出下列名篇名句中的空缺部分。