2．The biggest advantage of the writer's new idea is that ________. A．it makes the snakes move quickly B．it makes the snakes hardly bite us C．it is easier for us to kill the snakes without hurting ourselves D．it is easier for us to catch the snakes without killing them 3．What instruments were used for catching the snakes? A．A bowl，ice­cubes，male perfume B．A bowl，a bucket，female perfume C．A small net，ice­cubes，a bucket D．A small net，a bucket，powders