单项选择题
A．Put up your hands. B．Don’t move or I’ll shoot you. C．If you want to have lunch, you must listen to me. D．You go first slowly and we’ll have lunch together.
A．adapt B．satisfied C．content D．meet
A．It is secreted by the kidneys into the bloodstream. B．It is hormone that prepares the body for emergencies. C．It is the only useful hormone produced in the body. D．It is essential to sustain lif