paperback. Condition: New. Paperback. Pub Date: 2021-04-01 Pages: 188 Language: English Publisher: Beijing Education Press 5 minutes before going to bed secretly remember high school English related research pointed out that people will reorganize and store their memories during sleep. so Sleep can make the memory more firmly fixed in the brain. so a short five-minute review before going to bed every day. after getting up the next day. this memory in the brain will be very clear.?This book uses comics. tables. network .