わたし　は　ハンバーガー　を　たべます。

I eat a hamburger.

* This is the verb sentence and たべます is the predicate.

この　えいが　は　おもしろいです。

This movie is interesting.

* This is the adjective sentence and おもしろいです is the predicate.

さとうさん　は　にほんじんです。

Mr. Sato is Japanese.

* This is the noun sentence and にほんじんです is the predicate.

さとうさん　すずきさん　たなかさん　しょうかいしました。

*しょうかいしました is past affirmative of しょうかいする, introduce.

* This sentence does not make sense since it is missing the case particles.

If you use the case particles, the sentence will be,

さとうさん　が　すずきさん　に　たなかさん　を　しょうかいしました。

Mr. Sato introduced Mr. Tanaka to Mr. Suzuki.

References:

All 9 Case Particles

https://anchor.fm/yuya-sato/episodes/All-9-Case-Particles-eprp9v

Particles "wo", "de", "ni", and "he"

https://anchor.fm/dashboard/episode/en1dme

Sentence-ending particle "ne" and "yo"

https://anchor.fm/yuya-sato/episodes/Sentence-ending-particle-ne-and-yo-emureo

The Particle "wa"

https://anchor.fm/yuya-sato/episodes/The-Particle-wa-en50i0

Difference between the particle "wa" and "ga"

https://anchor.fm/yuya-sato/episodes/Difference-between-the-particle-wa-and-ga-eo0cgc

Instagram:

https://www.instagram.com/yuyaman1986