English
Tamil Nadu Board of Secondary EducationHSC Science Class 11

Add appropriate question tag to the following sentence. They experiment with various ways to improve air quality.

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Question

Add appropriate question tag to the following sentence.

They experiment with various ways to improve air quality.

One Line Answer
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Solution

They experiment with various ways to improve air quality, don’t they?

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Grammar
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Chapter 4.1: Tight Corners - Grammar- Question Tags [Page 121]

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Samacheer Kalvi English Class 11 TN Board
Chapter 4.1 Tight Corners
Grammar- Question Tags | Q A. 2. | Page 121

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