I. mask [mɑːsk] 名词
III. mask [mɑːsk] 动词 trans
-  mask
-  
| I | mask | 
|---|---|
| you | mask | 
| he/she/it | masks | 
| we | mask | 
| you | mask | 
| they | mask | 
| I | masked | 
|---|---|
| you | masked | 
| he/she/it | masked | 
| we | masked | 
| you | masked | 
| they | masked | 
| I | have | masked | 
|---|---|---|
| you | have | masked | 
| he/she/it | has | masked | 
| we | have | masked | 
| you | have | masked | 
| they | have | masked | 
| I | had | masked | 
|---|---|---|
| you | had | masked | 
| he/she/it | had | masked | 
| we | had | masked | 
| you | had | masked | 
| they | had | masked | 
