Answer:
1. It's is mind-boggling that Tim hasn't been able to any friends.
2. It has been proven beyond reasonable doubt by scientist that drug abuse can ruin a person's health.
3. It is a pity that some women do not earn equal pay for equal work.
4. Science has truly shown that the earth revolves around the sun.
Explanation:
In English language, a noun can be defined as a word used to refer to a person, place, animal, idea, feeling or thing. Therefore, a noun is considered to be a naming word.
Also, a clause can be defined as a group of words that comprises of both a subject and predicate (finite verb).
A noun clause can be defined as a dependent clause which acts as a noun by taking its place in a sentence.
Generally, noun clause begins with a subordinating conjunction such as how, when, where, what, that, etc.
In this exercise, you are required to use the noun clause "that" in the given sentences;
1. Tim hasn’t been able to make any friends; It's is mind-boggling that Tim hasn't been able to any friends.
2. Drug abuse can ruin one’s health; It has been proven beyond reasonable doubt by scientist that drug abuse can ruin a person's health.
3. Some women do not earn equal pay for equal work; It is a pity that some women do not earn equal pay for equal work.
4. The earth revolves around the sun; Science has truly shown that the earth revolves around the sun.
