A-A+
It's now possible to record the existence of m
问题详情
It"s now possible to record the existence of many stars which are ______ invisible.
A．hardly
B．heavily
C．permanently
D．thereby请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：C
解析：难词辨析。原句意为，现在已有可能记录下很多永远看不见的星星的存在。而在本题四个选择项中，只有Permanently意为永远的，故选C。
