答案及解析:
1. 去掉first前面的the
2. end—ended
ended與began一同做謂語(yǔ)
3. 去掉named后面的after
4. reality—existence
此處表示“現(xiàn)存的”
5. is—was
6. containing—contains
7. ususl—unusual
8. included—including
9. people—peoples
表示“民族”
10. its之后加own
強(qiáng)調(diào)該百科全書(shū)屬于the world book company特有
n. 說(shuō)明,須知,指令,教學(xué)