She had just finished her homework _____her mother asked her to practice playing the piano yesterday.

_____twice, the postman refused to deliver our letters unless we chained our dog.

Not until I came home last night _____to bed.

Peter’s jacket looked just the same as Jack’s, but it cost ______his.

–Did you enjoy yourself at the party?

--Yes, I’ve never been to ______one before.

–You seemed to have been impressed by his songs.

--Well, not exactly so. It was his way of singing _____his voice that really impressed me.

This kind of material can be used to _____plastics.

–Have you received Jack’s plan?

--Yes, but I don’t think his plan is _____.

There is little time left, so the chairman asked me to _____my speech to 20 minutes.

Tom hurried to school only to find that there was none because it was Sunday and he _____to school.