Kangaroo means______in the native language of Aborigines.

A．100 times the energy sent out by the Sun in a year.
B．100 million times the energy sent out by the Sun in a year.
C．100 million times the energy sent out by the Sun in a day.
D．100 billion times the energy sent out by the Sun in a day.

A．focus on the change in the lifestyle of peasants from 1930 to 1940.
B．be one to two pages long.
C．be a brief response to Stephen’s novel.
D．focus on the living conditions of peasants during the 1930s.