《英文天天寫》是滬江部落一檔寫作類節(jié)目，其目的在于提升大家的英語寫作能力。每期節(jié)目主持人都會給出一個話題，積極參加的童鞋還會得到主持人的專業(yè)點評哦！想提高英語寫作的童鞋千萬不要錯過哦！去滬江部落訂閱本節(jié)目！

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話題：

Writing: imagine a scenario or express your opinion
Echo
An echo is a reflection of sound. What is the echo? Where is the sound heard?
This week's topic: They heard an echo... (90-110 words)

Suggestions:
1) bats understands their surroundings by listening to echoes
2) sonar works by emitting and collecting echo waves
3) calling out and hearing an echo in the valley
4) hearing echoes of footsteps down a long hallway
5) Instead of writing a scenario, feel free to comment on the story below.

范例1：

“Using the opportunity, I snugged into the manager's office and installed surveillance devices. See what you can do with this,” Al said as he pointed to the case. The enthusiastic partner looked at the case, and exclaimed excitedly, “Just my cup of tea. This will be fun!” As the partner looked through the content of the small case, the airport announcement echoed in the empty observation deck, calling for the boarding of the model's flight. Al got up, gave a nod to his partner, and headed for the boarding area.

想要得到專業(yè)主持人的點評和意見嗎？快來節(jié)目現(xiàn)場一試身手吧>>