几个英语被动语态句子改成被动语态：1.这杯子是上海造的2.这盒子是北京造的3.这书是北京造的4.昨天教室打扫得很干净5.

This cup is made in Shanghai.
This box is made in Beijing.
The book is made(?) in Beijing.
The classroom was cleaned very well yesterday.
The classroom will be cleaned better tomorrow.