我想在去巴黎之前温习一下法语。
I thought I'd ___brush ___up ___on my French before going to Paris.
你想提高你的英语水平吗?
Do you want to ___brush ___up ___on your English?
她正在上课以提升她的意大利语。
She's taking a course to ___brush ___up ___on her Italian.