Across the Yangtze River _____ more than one bridge, the Nanjing Changjiang Bridge being the first one.
His music is popular today as it ever was.
Cloning plants is straightforward cloning animals is very complicated .
The popularity of films such as Jurassic Park,a scientist clones several kinds of extinct dinosaurs, proves how the idea struck a mixture of fear and excitement into people’s hearts.
It happens in plants when gardeners take cuttings from growing plants to make new .
By the time California to become the 31th federal state of the USA in 1850, it was already a multicultural society.