问题 填空题
按要求写出下列单词的其他形式。
1. buy (过去式)                       
3. baby (名词复数)                     
5. here (反义词)                    
7. am, is (过去式)                  
9. ask (过去式)                     
2. close (反义词)                 
4. eat (过去式)                   
6. do not (缩写)                  
8. that is (缩写)                                                                       
10. we (宾格)                       
答案

1. bought  2. open  3. babies  4. ate  5. there  6. don't  7. was  8. that's  9. asked  10. us

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