假设你是张林，即将初中毕业，你的美国笔友Bob来信询问你的暑假计划,现在请你写一封回信，告诉他你将在爷爷奶奶家度过这个假期。  注意：   1. 至少写出你将要做的三件事。   2. 回信至少不少于80词，信的开头结尾已给出，不计入总词数。   3. 所给英语词汇仅供参考。   参考词汇：summer; grandparents; relax oneself; housework; visit;  old friends and relatives Hi, Bob,   Summer vacation is coming soon. _______________________________________________________________________________
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__________How spend your holiday?
Best wishes.
Yours,
Zhang lin