—She got her first science fiction published．It turned out to be _________.—when was that? —It Was in 2008__________ she was still in college．

Due to the widespread ____ of advanced technology, the price of computers has come down greatly.

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

Scientists have achieved a major ___ in the search for a cure for cancer, ____ is good news for those who suffer from cancer.

This new-type machine ____.