supportive
adj
(approv 褒) giving help, encouragement or sympathy 给予帮助、 鼓励或同情的; 支持的; 支援的; 赞助的
She has been very supportive during my illness. 我患病期间她帮了我很大忙.
Next, if it is not a story, get an idea of the organization of the book. Read the back cover and the introduction. Look at the pictures and the short texts below them. Turn to the front of the book and look at the contents. This way you can decide whether