试题题干
Translate the following sentence into Chinese.
The absence of air also explains why the stars do not seem to twinkle in space, as they do from the earth.
参考答案
试题解析
考点：the absence of air没有空气；explain解释；twinkle闪烁。
句子结构：句子主干为The absence of air also explains，why引导宾语从句，as they do from the earth为时间状语从句。