The five ______ theory summarizes therelationship of five basic energies.

to release his energies

Before people found and utilized fossil-fuel in transportation, the energies to power vehicles are ( ). A: Solar energies and wind B: Charcoal and coal C: The action of human muscles and wind D: Wood and coal

Yet not all of these races are (intellectual inferior to) the European races, (and) some may even have (a) freshness and vitality that can renew the (energies) of more advanced races. A: intellectual inferior to B: and C: a D: energies

Before people found and utilized fossil-fuel in transportation, the energies to power vehicles are ( ).

You need to invest your energies and efforts in your “Speaking bank”, such as____________.

…they were being asked to curb those energies and resume the pose of self-deceiving Victorian innocence.

中国大学MOOC: Renewable energies are not competitive with fossil fuels in consideration of health and environmental cost.

All her energies are ________ upon her children and she seems to have little time for anything else.

If you want to become an effective impromptu speaker, you need to_________ your energies and efforts in your speaking bank.