Unit 8 Have you read treasure island yet?Section A1 (1a 2d)【学习目标】1、学会用现在完成时表达过去发生的但与现在情况有关的事情。2、掌握现在完成时结构和了解其含义3、学会区分现在完成时与一般过去时的区别。Step1 Presentation1a Look at the picture. Have you read these books? Check () the ones you know._ Alice in Wonderland _ Little Woman_ Treasure Island _ Olive Twist_ Robinson Crusoe _ Tom SawyerStep 2 Learn the new wordstreasure, island, classic, page, hurry, dueStep 3 Listening 1. 1b Listen and complete t