Escribe estas oraciones en las formas negativas e interrogativas
- X ray was a new type of radiation.
- Its discovery attracted a great deal of attention.
- There was much speculation.
- Vacuum tubes emitted x rays.
- Becquerel examined minerals and other substances.
- Becquerel found a new type of radiation.
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Formas negativas:
1. X-ray wasn't a new type of radiation.
2. It's discovery didn't attract a great deal of attention.
3. There wasn't much speculation
4. Vacuum tubes didn't emit x-rays
5. Becquerel didn't examine minerals and other substances.
6. Becquerel didn't found a new type of radiation.
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