通读下面短文,掌握其大意,然后在各题所给的四个选项(A、B、C和D)中选出一个最佳选项。
As the students went into the classroom, they could all tell something was wrong. Their 1 teacher was crying. Tom was the first to ask if there was anything they could do.
"Everything is fine, Tom," Mrs. Williams tried to 2 as she spoke. "I've just lost something important, and I don't think I can find it."
"What did you 3?" Mike asked. "Maybe we can help you look for it."
Mrs. Williams 4 their faces for some time. Finally, she answered, "Well, I left an old 5 on my desk. This newspaper belonged to (属于) my 6. I had hoped to share something in the paper with you in today's history class. The paper is old, but it is also 7 because she gave it to me before she died. It is something my grandmother left to 8. I couldn't find the newspaper when I came back from lunch."
The other students looked at each other. They 9 who had taken the paper and hoped nobody would do something like that. Everyone liked Mrs. Williams. No one wanted to make the teacher 10.
Trevor went over and spoke up for the whole class. "11, Mrs. Williams. We will all help you. We're sure to find it 12 we work together."
Mrs. Williams smiled again at her students. She knew they might not find the missing paper, but even if they didn't, she would 13 feel very lucky. She had a group of students who 14 her and each other, and that was probably the best thing she could ever hope to 15 in her life!