問題詳情：
詞彙運用。根據句意及首字母或漢語提示完成單詞。
1.—What are your school rules?
—We can't be a________ from classes unless we are ill.
2.I'm too shy. I'm afraid to give a s________ in front of class.
ing isn't allowed in p________.
4.I wonder if you can tell me something about the ________(背景)of the novel.
's a ________(私人的) conversation between us. It has nothing to do with her.
【回答】
nt ch ic ground ate
知識點：單詞拼寫
題型：完成句子
