contribute
现在分词/动名词
contributing
过去分词
contributed
# 261
常规的
lead
·
conduce
·
give
indicative
|
imperfect
|
present
|
past
|
future
|
conditional
|
|
|---|---|---|---|---|
| s1 |
contribute
|
contributed
|
will contribute
|
would contribute
|
| s2 |
contribute
|
contributed
|
will contribute
|
would contribute
|
| s3 |
contributes
|
contributed
|
will contribute
|
would contribute
|
| p1 |
contribute
|
contributed
|
will contribute
|
would contribute
|
| p2 |
contribute
|
contributed
|
will contribute
|
would contribute
|
| p3 |
contribute
|
contributed
|
will contribute
|
would contribute
|
indicative
|
progressive
|
present
|
past
|
future
|
conditional
|
|
|---|---|---|---|---|
| s1 |
am contributing
|
was contributing
|
will be contributing
|
would be contributing
|
| s2 |
are contributing
|
were contributing
|
will be contributing
|
would be contributing
|
| s3 |
is contributing
|
was contributing
|
will be contributing
|
would be contributing
|
| p1 |
are contributing
|
were contributing
|
will be contributing
|
would be contributing
|
| p2 |
are contributing
|
were contributing
|
will be contributing
|
would be contributing
|
| p3 |
are contributing
|
were contributing
|
will be contributing
|
would be contributing
|
indicative
|
perfect
|
present
|
past
|
future
|
conditional
|
|
|---|---|---|---|---|
| s1 |
have contributed
|
had contributed
|
will have contributed
|
would have contributed
|
| s2 |
have contributed
|
had contributed
|
will have contributed
|
would have contributed
|
| s3 |
has contributed
|
had contributed
|
will have contributed
|
would have contributed
|
| p1 |
have contributed
|
had contributed
|
will have contributed
|
would have contributed
|
| p2 |
have contributed
|
had contributed
|
will have contributed
|
would have contributed
|
| p3 |
have contributed
|
had contributed
|
will have contributed
|
would have contributed
|
imperative
|
+/-
|
affirmative
|
negative
|
|
|---|---|---|
| s1 |
-
|
-
|
| s2 |
contribute
|
don't contribute
|
| s3 |
contribute
|
don't contribute
|
| p1 |
contribute
|
don't contribute
|
| p2 |
contribute
|
don't contribute
|
| p3 |
contribute
|
don't contribute
|
这些动词的意思相似
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