I _______ my homework when the lights in my room went out last night.

This is Jim. ______ twelve.

________ has already been pointed out, only by correcting mistakes can you make progress.

Jack, please don’t play the CD, or please ________. Father is sleeping.— OK. No problem.

Would you like to watch the three-D film Titanic with me ?—-Certainly. I don’t mind seeing it again although I ______________ it twice.