To correctly fill in the blanks in the given sentences, you need to change the word in capitals at the end of each sentence into a suitable form that fits grammatically and contextually. Here are the solutions with explanations for each:
"A national meeting of young people is traditional."
- Explanation: The word "NATION" is transformed into the adjective "national" to describe the type of meeting. "National" is used when referring to something that is related to a nation or country.
"Radiation is a dangerous invisible pollutant."
- Explanation: The word "DANGER" is changed to "dangerous" to describe the nature of radiation. "Dangerous" is an adjective that describes something that can cause harm or injury.
"Radiation causes illness and even death."
- Explanation: The word "ILL" is transformed into the noun "illness" to indicate a condition of being unwell. "Illness" refers to a disease or period of sickness affecting the body or mind.
"Great amounts of radiation are harmful for the health."
- Explanation: The word "HARM" is changed to "harmful" to describe the effect of radiation on health. "Harmful" is an adjective that describes something that has the potential to cause harm or damage.
"Badly polluted air can cause illness."
- Explanation: The word "BAD" is converted to the adverb "badly" to describe the extent of pollution in the air. "Badly" is used to emphasize the severity or extent of the pollution.
These transformations involve changing the part of speech of the given words (from noun to adjective, etc.) to suit the grammatical structure of the sentences. Understanding the context and the role of the word in the sentence helps in determining the correct form.