是不行的,原句中The summer vacation being over是动名词作状语,after引导的是从句,前半句可以改成"After the summer vacation was over"
或者直接用"After the summer vacation "
是不行的,原句中The summer vacation being over是动名词作状语,after引导的是从句,前半句可以改成"After the summer vacation was over"
或者直接用"After the summer vacation "