I made inquiries at the desk.

我在柜台询问。

youdao

I have made inquiries.

我打听过了。

youdao

So I made inquiries.

所以我打电话去询问。

youdao

Martin appealed to the regiment's sergeant major, who made inquiries on his behalf.

WSJ: When the Fighting Stops: Troops Coming Home from Afghanistan

Citi revealed the hacker attack, which it detected a month ago, to the Financial Times after the paper made inquiries.

FORBES: Citibank Reveals One Percent Of Credit Card Accounts Exposed In Hacker Intrusion

The FBI made inquiries and interviewed Tamerlan, but it closed the matter several months later after it could find nothing suspicious about him.

WSJ: Lawmakers Cite Failures in Boston Attacks