问题 填空题
按要求写出下列单词的适当形式。
1. radio (复数)______    
3. sun (形容词)______    
5. better (反义词)               
7. care (副词)______         
9. stop (过去分词)______
2. busy (副词)______    
4. thirty (序数词)             
6. write (名词) ______                                                         
8. begin (现在分词)______ 
10. dangerous (名词)______  
答案

1. radios  2. busily  3. sunny  4. thirtieth  5. worse

6. writer  7. carefully  8. beginning  9. stopped  10. danger

单项选择题
填空题