"My study will show you how I can make your company not only environmentally sound..."

From the list below, choose the sentences which use the adjective "sound" correctly, and with the same meaning.

I, Willy the Security Guard, being of sound mind and body, leave all of my possessions to my wife, Sally the Security Guard.

Those people over there are sound, they brought umbrellas in case of rain.

Whoop! Whoop! That's the sound of the police! Whoop! Whoop! That's the sound of the beast!

The building is fundamentally sound, and should be able to resist earthquakes and floods.

Real estate is always a sound investment; there is no real danger of the market collapsing.

I, Willy the Security Guard, being of sound mind and body, leave all of my possessions to my wife, Sally the Security Guard.

This sentence uses the term "sound" correctly. To be "of sound mind and body" is to be physically and mentally capable, and is the status required to make certain legal decisions, most notably creating a legal will and testament. The adjective "sound" is synonymous with "healthy", "fit" or "in good condition" in this context.

Those people over there are sound, they brought umbrellas in case of rain.

The adjective "sound" isn't used in this way. The term is generally used to describe ideas or arguments, and when the term describes a person, it is to emphasize the person's competence. Using the term in this sentence doesn't make sense.

Whoop! Whoop! That's the sound of the police! Whoop! Whoop! That's the sound of the beast!

This sentence uses the term "sound" as a noun, to describe the "noise" made by the police.

The building is fundamentally sound, and should be able to resist earthquakes and floods.

This sentence uses the term "sound" correctly. The adjective "sound" can describe something reliable, secure and free of defects. A building which is "fundamentally sound" is one which is solid, resistant and well-constructed. An "environmentally-sound" company is one which is good or positive for the environment, and is responsible environmentally.

Real estate is always a sound investment; there is no real danger of the market collapsing.

This sentence uses the term "sound" correctly. The adjective is often used to describe decisions, judgments, advice, or investments which are "competent", "sensible" or "valid". The term "sound" is a positive one, and in this sentence expresses that investing in real estate is a wise or intelligent decision. Examples of things which can be "sound": a sound body, a sound mind, a sound investment, a environmentally sound building...

Sound-adj meaning in English

Definition

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