Niándǐ chāoshì kāishǐ qīngcāng dà shuāimài.
At year's end the supermarket started a clearance sale.
Tā juédìng qīngcāng suǒyǒu de jiùshū.
He decided to clear out all the old books.
Shāngchǎng zhèngzài zuò jì mò qīngcāng huódòng.
The mall is doing an end-of-season clearance event.