The answer is　わたしはアメリカから、きました。(Watashi wa amerika kara kimasita.) Please, try to express this phrase about your own country.

The answer is “あなたは、チャールズさんですか（Anata wa Charles san desu ka)”

The answer is 「わたし　は　、XYZモーターズ　の　チャールズ　です。(Watashi wa XYZ mootaazu no Charles desu)」

The answer is 「はじめまして(Hajime mashite) わたし　は　トム　です。(watashi wa Tomu desu) わたし　は　アメリカじん　です。(watashi wa amerika-jin desu) どうぞ　よろしく　おねがい　します。(douzo yoroshiku onegai shimasu)」 When the opponent is in front of you, you do not need to say “watashi wa” because it is obvious that you are talking about yourself.

The answer is “どうぞ　よろしく　おねがい　します。(Doozo yoroshiku onegai shimasu)” This is the common way to close the greetings in Japanese. It literally means “Please, take me into a favorable consideration in the future.”

The answer is “かれ　は、　ちゅうごくじん　です。”, “Kare wa Chuugoku-jin desu”. As you may be aware, “じん(jin)” means “people”.

The answer is あなた　は、　かいしゃいん　です。 Anata wa kaisha-in desu You are an office worker.

The answer is かのじょ　は　カレン　です。 Kanojo wa Karen desu 1.「は(wa)」means “as for” or “regarding”. 2. 「です(desu)」is polite form. 3.「は」should be pronouced as “wa” when it is used as particle although it basically sounds “ha”.

The answer is “ありがとう(arigatoo)”. “ありがとう(arigatoo)” can be polite form by adding “ございます(gozaimasu)” at the end. The polite form is “ありがとう ございます(arigatoo-gozaimasu)”.

The answer is “おはよう(Ohayoo)”. The polite form of “おはよう(Ohayoo)” is “おはようございます(Ohayoo-gozaimasu)” while “こんにちは(Konnichiwa)” and “こんばんは(Konbanwa)” work both as casual form and as polite one. We can use “おはよう(Ohayoo)” to our friends and our family, but we should use “おはようございます(Ohayoo-gozaimasu)” to the elder people or in the business situation. See you tomorrow!