我一点也不喜欢在海南岛的旅游,因为海滩上人太多了.l didn’t like the trip in Hainan Island( at)(all ),because(there)( were )too many people on the beach
解析： not... at all 一点也不
从Ididn＇t　like　看用的是一般过去时,所以there be 句型要用过去 there was/ were, 而people 是集体名词相当复数,所以用there were
祝你学习进步,更上一层楼! (*^__^*)
不明白的再问哟,请及时采纳,多谢!