外研社一起四年级上《Chinese people invented paper》同步练习

背诵P20-21课文，根据课文内容填空。

1. — Chinese people ________ ________ _______things. — Chinese people are very _________ .

2. — Yes. Chinese people __________ __________.

3. — Chinese people ______ ______, too. — We ______ books and ________. — That’s right.

4. — I ______ our class ________ yesterday. — Oh, _______ is it? — Look, it’s ________ the ________.