Pokh Posted 15 years ago
Grammar
Appositives
1.
The Nobel Prize in chemistry was awarded to three scientists for their discovery that plastic can be made electrically conductive—an advance that has led to improvements in film, television screens, and windows.
2.
The Nobel Prize in chemistry was awarded to three scientists for their discovery that plastic can be made electrically conductive,an advance that has led to improvements in film, television screens, and windows.
3.
The Nobel Prize in chemistry was awarded to three scientists for their discovery that plastic can be made electrically conductive,and this advance has led to improvements in film, television screens, and windows.
Please help me to understand the differences between above sentences?
The Nobel Prize in chemistry was awarded to three scientists for their discovery that plastic can be made electrically conductive—an advance that has led to improvements in film, television screens, and windows.
2.
The Nobel Prize in chemistry was awarded to three scientists for their discovery that plastic can be made electrically conductive,an advance that has led to improvements in film, television screens, and windows.
3.
The Nobel Prize in chemistry was awarded to three scientists for their discovery that plastic can be made electrically conductive,and this advance has led to improvements in film, television screens, and windows.
Please help me to understand the differences between above sentences?
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I'd say that the first sentence is correct, although the third one can also be informally used.
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Greetings,
Number 1: dash is a dramatic punctuation mark. It is used to make a strong effect; here, it is a contrast to a normal choice of punctuation, which is a comma. If you need to emphasise that the discovery revolutionized film production and other fields - you are welcome to use a dash (technically known as an em dash, in contrast to an en dash).
Number 2: th
Number 1: dash is a dramatic punctuation mark. It is used to make a strong effect; here, it is a contrast to a normal choice of punctuation, which is a comma. If you need to emphasise that the discovery revolutionized film production and other fields - you are welcome to use a dash (technically known as an em dash, in contrast to an en dash).
Number 2: th
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