 
  
 keen·er [ˈki:nɚ] 名词 加 贬 俗
-  keener
-  
keen1 [ki:n] 形
1. keen (enthusiastic):
2. keen (perceptive):
3. keen (extreme):
4. keen (sharp):
5. keen präd 美 dated (very good):
I. keen2 [ki:n] 名词
| I | keen | 
|---|---|
| you | keen | 
| he/she/it | keens | 
| we | keen | 
| you | keen | 
| they | keen | 
| I | keened | 
|---|---|
| you | keened | 
| he/she/it | keened | 
| we | keened | 
| you | keened | 
| they | keened | 
| I | have | keened | 
|---|---|---|
| you | have | keened | 
| he/she/it | has | keened | 
| we | have | keened | 
| you | have | keened | 
| they | have | keened | 
| I | had | keened | 
|---|---|---|
| you | had | keened | 
| he/she/it | had | keened | 
| we | had | keened | 
| you | had | keened | 
| they | had | keened | 
 
  
 