There are some police cars in front. What do you suppose _____?
Will you __________ my composition to find out whether I've made any spelling mistakes?
I was glad to meet Jenny again, _______ I didn’t want to spend all day with her.
—Oh, dear. I forgot the air tickets.—You __________ something.
I think you two, __________ Tom, __________ the broken glass.
We should do more such exercise in the future, I think, __________ we did yesterday.