Pine trees, of which there are almost one hundred ____, are found throughout the North Temperate Zone.

The song Lost In Love was an instant ______ in Australia.

—Where does your sister work, Jack? —She works in a ___________. 

It is wrong for someone in such a high _____ in the government to behave too badly in public.

Soon after the mud-rock flow hit Zhouqu, Gansu Province, many soldiers came to the ______ as many people were trapped underground.