单项选择题
A、 stronger B、 the stronger C、 strongest D、 the strongest
A．the increase of population B．the limited energy resources C．the more serious air pollution D．the development of technology
A．you may have to fill in a long application form B．the filling up of an application form takes much time C．one may have to fill in many application forms before one gets a job D．application forms should be filled carefully, with no misleading