Not until I went through his paper_________ what rapid progress he had made in writing.

Weshould consider the students’ request _____the school libraryprovide more books on popular science

Take care! There is a nail______of thechair.

If penicillin is taken by or injected to a person who is _______ it, the result will be fatal. [ ]

In the story ofAtlanta,I don’t think Hippomenes____winning the racebecause he cheated the princess in the race.[ ]