Errors in Gerund after prepositions

Written by Belajar Toefl Dot Com on January 5th, 2010

Check that GERUND should be used after PREPOSITION.

Examples:

incorrect : She is clever at written poetries.
correct : She is clever at writing poetries.

incorrect : He left without to say anything.
correct : He left witout saying anything.

incorrect : Thank you for return the book that I lent you.
correct : Thank you for returning the book that I lent you.

incorrect : He began by explain the meaning of certain words.
correct : He began by explaining the meaning of certain words.

Belajar Toefl