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题目内容双击单词支持查询和收藏哦～
If all stars are fiery gas balls like our own sun, and if the principle that the situation of our own solar system is not (i)_____ is (ii)_____, then one might think that many other stars should be surrounded by a retinue of planets and moons.
- Blank(i)
- obvious
- permanent
- special
- Blank(ii)
- true
- redundant
- tested
special , true 显示答案
以上解析由 考满分老师提供。
