JLPT N5 grammar
AはBです: meaning and usage
Meaning
Politely states that A is B. は marks A as the topic, and B identifies or classifies it.
How to form it
- nounはnounです
- nounはな-adjective (stem)です
- nounはい-adjectiveです
How it is used
The basic polite sentence for saying what someone or something is. 「は」 (read 「わ」 as a particle) marks the topic, and 「です」 makes it polite. The negative is 「ではありません」, or 「じゃないです」 in speech.
Examples
私は学生です。
I am a student.
この人は私の先生です。
This is my teacher.
トイレはあちらです。
The restroom is over there.
About the example Here, 「AはBです」 identifies the speaker as a student: 「私」 is the topic, and 「学生」 states who the speaker is.