GrammarQuiz.Net > Gerund vs. Infinitive
It is very difficult __________ this question.
A. Answering
B. To answer
Past ParticipleRegular vs. Irregular Verb Cannon vs. Canon
How to use : Read the question carefully, then select one of the answers button.
Tips : If this page always shows the same questions, make sure you correct the question first by pressing the "check answer" button.