--Mum, it's late. Why are you still here?--Dad hasn't come back yet. I for him.A. am waiting B. was waiting C. waited
After discussing, the students some good ideas to work on the projects.
-----Were you at home at 9 o’clock last night? -----Yes, I a shower at that time.
—We are going to have a picnic next Sunday. —_______________________
)When the teacher came in, the students______ at once.
)When did you there?the morning of June 12th.