她天生眉毛浓密。

She has naturally thick ___eyebrows.

摔倒后，他眉毛上有一道小伤口。

After the fall, he had a small cut on his ___eyebrow.

听到这个消息，她惊讶地扬起了眉毛。

She raised her ___eyebrows in surprise at the news.