Don't talk to strangers.

Meaning: This means that you should not communicate with people that you do not know.

Choice of Words: Don't is a contraction of the words do not. Talk is an action verb that means to communicate using words. To is a preposition that indicates the direction or purpose of an action. Strangers are people that you do not know.

Alternative Expressions

Don't talk to strangers.

Meaning: This means to tell someone not to have conversations with people they don't know. It's like saying, Please do not communicate with people you don't know.

Choice of Words: Don't is a contraction of the words "do not" and is used to give a negative command. Talk means to communicate verbally with someone. Strangers are people who you do not know. When you put them together, "Don't talk to strangers" is a clear instruction asking someone to not communicate with people they don't know.

Don't befriend strangers.

Meaning: This means to tell someone not to make friends with people they don't know. It's like saying, Please do not make friends with people you don't know.

Choice of Words: Don't is a contraction of the words "do not" and is used to give a negative command. Befriend means to become friends with someone. Strangers are people who you do not know. When you put them together, "Don't befriend strangers" is a clear instruction asking someone to not make friends with people they don't know.

Be careful of strangers.

Meaning: This means to tell someone to be cautious around people they don't know. It's like saying, Please take precautions to avoid danger or harm around people you don't know.

Choice of Words: Be is a verb that means to exist or to occur. Careful means to take precautions to avoid danger or harm. Strangers are people who you do not know. When you put them together, "Be careful of strangers" is a clear instruction asking someone to be cautious around people they don't know.

Related Expressions