试题题干
Translate the following sentence into Chinese.
Then you need to watch the path of the sun closely at each hour of the day.
参考答案
试题解析
考点：need to do sth. 需要做某事；watch the path of the sun观察太阳的轨迹。
句子结构：主句为you need to watch the path of the sun closely，at each hour of the day为时间状语。