UNIT 2.4 WRITING a) Why was the twins' father worried? b) What did he decide to do? c) Who won the competition? Why did he win? d) Who lost the competition? Why did he lose e) What lesson do you think Tanveer learnt? Exercise 2
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Suppose that, the minimum focal length of eye lens of a person is 2.34 cm. Which lens do you suggest him to correct his defect of vision ?
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Suppose that, the minimum focal length of eye lens of a person is 2.34 cm. Which lens do you suggest him to correct his defect of vision ?
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