summer vacation前面用in还是on

关于summer vacation前面用in还是on这个很多人还不知道，今天小六来为大家解答以上的问题，现在让我们一起来看看吧！

1、I have a very interesting summer vaction this year. I spent my summer vation with my grandparents in my hometown--a small village. My hometown is a very beatiful place,I met a lot of new friends here, they taught me fishing in river and catch bird. At night i ate watermelon with my grandmother. I love my hometown and i feel very happy in my hometown.。

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