Listening to loud music at rock concerts__________caused hearing loss in some teenagers.

She will stop showing off if no notice _____ of her．

This memorial hall ______late in the 1930s in memory of this famous writer.

—Mom, where is my MP4?—Oh, it’s in the bedroom. I _____ it for you.

As the twentieth century came to a close，the raw materials for a great national literature were at hand，waiting ______.