The particle も (MO) is used to translate "too," "as well" (or "neither" in a negative sentence).
NOTE: も can never follow the particle は (WA). In such a case, は disappears. For instance "me too" can't be translated as 私はも (watashi wa mo), but as 私も (watashi mo).
私は車を持っています。山田さんも車を持っています。
Watashi wa kuruma o motte imasu. Yamada san mo kuruma o motte imasu.
I have a car. Mr. Yamada has one, too.
私はアクション映画が好きですが、ホラー映画も好きです。
Watashi wa akushon eiga ga suki desu ga, horaa eiga mo suki desu.
I like action movies, but I like horror movies as well.
2.
も (MO) can be used after each noun in an enumeration to express equality among them. It can be translated as "and... and...," or "neither... nor..." in a negative sentence.
斉藤さんは肉も魚も食べません。
Saitou san wa niku mo sakana mo tabemasen.
Mrs. Saitou eats neither meat nor fish.
3.
After a quantitative term in a negative structure, the particle も (MO) can be used to translate "not even..."
財布の中には1000円も入っていない。
Saifu no naka ni wa sen en mo haitte inai.
In the wallet, there aren’t even 1,000 yen.
And after a quantitative term in an affirmative structure, the particle も expresses a maximal limit.
3分もあればこの問題を解けると思います。
Sanpun mo areba kono mondai o tokeru to omoimasu.
I think that three minutes will be enough to solve this question.
4.
After a quantity, も (MO) can be used to emphasize it, to give more weight to it, understating the high amount. Depending on the sentence, it could be translated as "as many as + quantity," "all of + quantity," "no less than + quantity."
彼には1000万円も貯金がある。
Kare ni wa issenman en mo chokin ga aru.
He has as much as 10,000,000 Yen of savings.
彼女は40本も焼き鳥を食べたよ!!
Kanojo wa yonjuppon mo yakitori o tabeta yo!!
She ate no fewer than 40 Yakitori brochettes!!
5.
After the -TE form of a verb or -KUTE/DE for adjectives, も (MO) is used to mean “even though,” “even if," or "no matter how far/much" when an interrogative element is placed before.
飛行機が遅れても、会議に間に合いました。
Hikouki ga okurete mo, kaigi ni maniaimashita.
Even though the flight was late, I was on time for the meeting.
いくら登っても山の頂上に着きませんでした。
Ikura nobotte mo yama no choujou ni tsukimasen deshita.
No matter how high I climbed, I couldn’t reach the top of the mountain.