．Not until I came home last night ______ to bed .

Hearing the __________news that he failed the exam, a ___________look appeared on his face.

can’t finish the book in less thanan hour, I suppose—_______. I’ll return it to you on time.

_______ is mentioned above, the number of the students in senior high school is increasing.

ou enjoy yourself at the party—Yes, I’ve never been toone before.