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speaking2

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speaking 1

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speaking1

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w1

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Write a short paragraph (120-140 words) about different kinds of bearings using the following suggested questions.

How many kinds of bearings do you know?

What are they used for?

What are their components?

What are their main features?

What are their applications?

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Write a short paragraph (120-140 words) about different kinds of couplings using the following suggested questions.

How many kinds of couplings do you know?

What are they used for?

What are their components?

What are their main features?

What are their applications?

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Write a paragraph (120- 140 words) about how to make an effective presentation using the following suggested questions:

·        What is the basic structure of a presentation?

·        What should you do before the presentation?

·        What should and shouldn’t you do during the presentation?

What should and shouldn’t you do after the presentation