Solutions

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Question

Galileo did not invent the telescope, but on hearing, in 1609, that such an optical instrument had been made, he quickly built his own device from an organ pipe and spectacle lenses.


 

Option A:

Galileo did not invent the telescope, but on hearing, in 1609, that such an optical instrument had been made, he

Option B:

Galileo had not invented the telescope, but when he heard, in 1609, of such an optical instrument having been made,

Option C:

Galileo, even though he had not invented the telescope, on hearing, in 1609, that such an optical instrument had been made, he

Option D:

Even though Galileo did not invent the telescope, on hearing, in 1609, that such an optical instrument had been made,

Option E:

Even though Galileo did not invent the telescope, but when he heard, 1609, of such an optical instrument being made, he

Difficulty Level

Hard

Solution

Option A is the correct answer.


Option Analysis

Concept tested: Construction

A) Correct Answer

B) The subject “he” is necessary for the second part of the sentence to make sense.

C) The pronoun “he” is NOT necessary in the phrase “..even though he had not..” as the subject “Galileo” is already mentioned.

D) Same as B

E) Inappropriate usage of the word “being”.


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