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Happy Courses for Junior High School Students!Golden Finger ClubSpend your summer holidays wisely!* All classes start at 2 p.m.* All classes are two thirds of the price for you two if you invite one of your friends together!* For more information: Call 76578645.Fun with BasketballFriday (2 hours)Course Fee: $ 40☆Good coaches from Haved School’s team☆Understand the rules of the games☆Pass the ball☆Shoot the ball inside☆All classes at the gym of Haved School Speak Good EnglishMonday (1 hour)Course Fee: $ 60☆British teachers from Whitehawk School☆Small groups: 5 students each☆Le13．图为小江用显微镜观察小鱼尾鳍内的血液流动情况，箭头表示血流方向，请根据图填写内容：（1）他在视野中发现了这样一些血管A段是静脉、B段是毛细血管C段是动脉（2）辨别三种血管的依据是：动脉内血液从主干流向分支；静脉内血液从分支流向主干；毛细血管内血液红细胞单行通过．