我上小学二年级的时候，我们班有个同学得到的生日礼物是一辆红色的遥控车。
(could only; as far as) Suggested answer: When I was a second grader, one of my classmates got a red radio-controlled toy car as a birthday gift.
因为我父亲休假的缘故，我的小学二年级有一段时间是在瑞典上的，那个时候他是一名社会学教授。
And I spent part of my second grade year in Sweden, where my father was on sabbatical as a professor of sociology.
今天，我那上小学二年级的儿子的老师给我打电话。
今天，我那上小学二年级的儿子的老师给我打电话。
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