You must hand in your test paper when the time is up.

时间到了你必须交卷。

同一单元的其他句子

• The exam format includes multiple choice, fill-in-the-blank, and essay questions.考试题型包括选择题、填空题和问答题。
• Are you familiar with the question types in the TOEFL test?你熟悉托福考试中的题型吗？
• Do not spend too much time on a single question during the exam.考试时不要在单个题目上花费太多时间。
• The listening section requires you to answer questions based on audio clips.听力部分要求你根据音频片段回答问题。
• How many passages are there in the reading comprehension part?阅读理解部分有多少篇文章？