A-A+
The stars visible at night are immensely dista
问题详情
The stars visible at night are immensely distant, ______ is why they appear only very small points of light.
A．it
B．which
C．that
D．this请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
解析：本题测试点是关系代词。which，that都可引导限定性定语从句。但which可用来引导非限定性定语从句，that则不能。本句中的从句是非限定性定语从句，修饰前面的整个句子。故选B为正确答案。
