http://www.pons.de/produkte/3-12-517841-X/(牛津大学出版社授权产品)
在《PONS词典》中的词汇
 
  
 I. grass [grɑ:s, 美 græs] -es 名词
 
  
 | I | grass | 
|---|---|
| you | grass | 
| he/she/it | grasses | 
| we | grass | 
| you | grass | 
| they | grass | 
| I | grassed | 
|---|---|
| you | grassed | 
| he/she/it | grassed | 
| we | grassed | 
| you | grassed | 
| they | grassed | 
| I | have | grassed | 
|---|---|---|
| you | have | grassed | 
| he/she/it | has | grassed | 
| we | have | grassed | 
| you | have | grassed | 
| they | have | grassed | 
| I | had | grassed | 
|---|---|---|
| you | had | grassed | 
| he/she/it | had | grassed | 
| we | had | grassed | 
| you | had | grassed | 
| they | had | grassed | 
 
  
 