In a happy summer还是on a happy summer

In a happy summer还是on a happy summer in a summer night还是at a summer night at summer 还是IN SUMMER 是in summer 还是in the summer 是in summer还是on summer We are having a good time in summer还是We are having a good summer? A Happy Summer Holiday60字的作文 a hot summer day 前面用in还是on就是是用in a hot summer day还是on a hot summer day 四季的说法是什么?in the summer 还是 in summer? 谁能帮我写一篇A　happy　day　in　my　summer　vacation的英语作文,预备水平的, 英语翻译The word for this summer’s new clothes is HAPPY.Colours are bight and sunny,with lots of yellow,red,and orange.You can also find some great bright patterns,such as striped and checked pants.In the stores this summer,you’ll see a lot o happy summer holiday是“快乐的暑假”,还是“暑假快乐” ()it is to go swimming in a river in summer 应该用what还是how 请问是in summer vacation还是on summer vacation? 在夏天是用in summer 还是on summer Wish you good luck in the new summer happy happy every day. 英语作文A happy summer holiday100-120字左右 This summer,we have a happy heart,know?求翻译,