『新东方在线托福听力』为托福考生准备了ETS托福TPO/【公告】#45听力练习：Why does the speaker tell students not to wait?原文题目答案解析，TPO/【公告】#45听力原文范文音频翻译。

托福TPO/【公告】#45听力原文Why does the speaker tell students not to wait?【新东方在线】

Listen to an announcement in a classroom.

同学们，我想邀请大家参与一项独特的可选作业。

Students, I'd like to invite you to participate in a unique optional assignment.

我们将于下周五在当地的自然保护区进行实地研究，观察青蛙并采集水样，以探究水污染是否会对青蛙行为产生影响。

We'll be conducting a field study at the local nature reserve next Friday, observing frogs and sampling water conditions to see if water pollution has an impact on frog behavior.

这是将我们在课堂上学到的知识应用于真实环境的绝佳机会。

This is an excellent opportunity to apply what we've learned in class to a real world environment.

参与是免费的，但名额仅限30名学生，所以请尽早报名，不要犹豫。

It's free to participate, but we can only have 30 students, so don't wait to sign up.

According to the speaker, what can the listeners do next Friday?

Why does the speaker tell students not to wait?

Listen to an announcement in a classroom. Students, I'd like to invite you to participate in a unique optional assignment. We'll be conducting a field study at the local nature reserve next Friday, observing frogs and sampling water conditions to see if water pollution has an impact on frog behavior. This is an excellent opportunity to apply what we've learned in class to a real world environment. It's free to participate, but we can only have 30 students, so don't wait to sign up.

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