我回来了；是我

1. I'm home!, I'm back!, it's me!

interjection (kandoushi) word usually written using kana alone abbreviation

现在

2. now, at present, at the moment

noun (common) (futsuumeishi) adverb (fukushi) word usually written using kana alone

刚才

3. just now, a moment ago

adverb (fukushi) word usually written using kana alone

马上

4. at once, right away, in a minute, shortly, soon

adverb (fukushi) word usually written using kana alone