英语的词形变化

分类: 作业答案 • 2022-03-26 08:59:46

问题描述：

英语的词形变化
1.He fell down and broke his arm .He must be ___(careless)next time.
2.She must read and use English ___(often)than before.
3.She will get better results if she ___(do)her best.
4.They are going to learn the ___(twelve)lesson tomorrow.