understudy
现在分词/动名词
understudying
过去分词
understudied
# 5338
常规的
alternate
indicative
|
imperfect
|
present
|
past
|
future
|
conditional
|
|
|---|---|---|---|---|
| s1 |
understudy
|
understudied
|
will understudy
|
would understudy
|
| s2 |
understudy
|
understudied
|
will understudy
|
would understudy
|
| s3 |
understudies
|
understudied
|
will understudy
|
would understudy
|
| p1 |
understudy
|
understudied
|
will understudy
|
would understudy
|
| p2 |
understudy
|
understudied
|
will understudy
|
would understudy
|
| p3 |
understudy
|
understudied
|
will understudy
|
would understudy
|
indicative
|
progressive
|
present
|
past
|
future
|
conditional
|
|
|---|---|---|---|---|
| s1 |
am understudying
|
was understudying
|
will be understudying
|
would be understudying
|
| s2 |
are understudying
|
were understudying
|
will be understudying
|
would be understudying
|
| s3 |
is understudying
|
was understudying
|
will be understudying
|
would be understudying
|
| p1 |
are understudying
|
were understudying
|
will be understudying
|
would be understudying
|
| p2 |
are understudying
|
were understudying
|
will be understudying
|
would be understudying
|
| p3 |
are understudying
|
were understudying
|
will be understudying
|
would be understudying
|
indicative
|
perfect
|
present
|
past
|
future
|
conditional
|
|
|---|---|---|---|---|
| s1 |
have understudied
|
had understudied
|
will have understudied
|
would have understudied
|
| s2 |
have understudied
|
had understudied
|
will have understudied
|
would have understudied
|
| s3 |
has understudied
|
had understudied
|
will have understudied
|
would have understudied
|
| p1 |
have understudied
|
had understudied
|
will have understudied
|
would have understudied
|
| p2 |
have understudied
|
had understudied
|
will have understudied
|
would have understudied
|
| p3 |
have understudied
|
had understudied
|
will have understudied
|
would have understudied
|
imperative
|
+/-
|
affirmative
|
negative
|
|
|---|---|---|
| s1 |
-
|
-
|
| s2 |
understudy
|
don't understudy
|
| s3 |
understudy
|
don't understudy
|
| p1 |
understudy
|
don't understudy
|
| p2 |
understudy
|
don't understudy
|
| p3 |
understudy
|
don't understudy
|
这些动词的意思相似
understudy