After he had swam fifty laps, Michael Phelps begun to feel ill. ...

[APUS57]

After he had swam fifty laps, Michael Phelps begun to feel ill.
 
  In the following sentences correct any errors in the use of irregular verbs by crossing
  out the incorrect forms and writing in the correct ones above. If a sentence is correct,
  do nothing to it.

Question 2

The bartender knew that Maria had drank too much when she tried to lay down
  on the pool table.
 
  In the following sentences correct any errors in the use of irregular verbs by crossing
  out the incorrect forms and writing in the correct ones above. If a sentence is correct,
  do nothing to it.

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Answer to Question 1

After he had swum fifty laps, Michael Phelps began to feel ill.

Answer to Question 2

The bartender knew that Maria had drunk too much when she tried to lie down on the
pool table.

[APUS57]

Thanks for the timely response, appreciate it

[daiying98]

Gracias!