GrammarQuiz.Net > Tenses
What ____________ when Peter came in?
A. did you do
B. were you do
C. were you doing
VerbSubject – Predicate Accept vs. Except
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.