The information collection method includes ()

(1) reading method. Read relevant documents, newspapers, magazines, books, materials, etc. Get the information you need from it. (2) mode of purchase. Purchase relevant information from educational science centers, consulting service units, educational research institutions and related institutions. (3) Listening method. Get relevant information from radio and telephone. (4) Inquiry method. Ask relevant information sources for relevant information. (5) Watching method B obtains relevant information from TV, video and movies. (6)