Asked by rfvv
1. The solar cell was invented by three American scientists.
2. A solar cell was invented by three American scientists.
(What is the difference between the two sentence? Are they the same?)
2. A solar cell was invented by three American scientists.
(What is the difference between the two sentence? Are they the same?)
Answers
Answered by
Damon
1. This means that the first solar cell was invented by ....
2. This means that a solar cell, perhaps one type of many and not the first was invented by.....
2. This means that a solar cell, perhaps one type of many and not the first was invented by.....
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