YOU SAID:
Hello, it's me. I've thought about us for a long long time.
INTO JAPANESE
こんにちは、私です。私は長い間私たちのことを考えてきました。
BACK INTO ENGLISH
Hello, this is me. I have been thinking about us for a long time.
INTO JAPANESE
こんにちは、私です。私は長い間私たちのことを考えていました。
BACK INTO ENGLISH
Hello, this is me. I've been thinking about us for a long time.
INTO JAPANESE
こんにちは、私です。私は長い間私たちのことを考えていました。
BACK INTO ENGLISH
Hello, this is me. I've been thinking about us for a long time.
That didn't even make that much sense in English.