[12]I’m just browsing./ただ見ているだけです

[37]naive/世間知らずな

[5]headed to〜/〜に向かう

[19]That’s a steal./激安だね

[21]I’ll leave it (up) to you./あなたに任せるよ

[9]I’ll think about it./ちょっと考えてみます

[30]Can I have water without ice? / 水を氷なしでください。

[7]just in case/念のため

[33]I have something great to tell you. /あなたに伝えたいことがあります