By the middle of the 21st century, the vast majority of the world’s population ______ in cities rather than in the country.

With one leg broken in that car accident, he cannot eve...

单项选择题With one leg broken in that car accident, he cannot even walk, ______ run.

The ______ of the priest’s sermon was that all human be...

单项选择题The ______ of the priest’s sermon was that all human beings should love each other.