閱讀理解
Take the case of Eta Carinae,one of the most explosive stars in the universe.This star produces ultraviolet laser rays（紫外線） and it will destroy itself in a few million years'time.It is five times brighter than the sun and when it explodes it is going to be a sight worth waiting for!
The main idea of this paragraph is__________.
A.Power of the telescope
B.Details of Eta Carinae
C.Invention of a time machine
D.Biggest telescope
【正確答案】B
【答案解析】從Take the case of Eta Carinae“以Eta Carinae為例”可以看出，這句話主要講的是一些關(guān)于船底星座的細(xì)節(jié)問題。因此選擇B.
Take the case of Eta Carinae,one of the most explosive stars in the universe.This star produces ultraviolet laser rays（紫外線） and it will destroy itself in a few million years'time.It is five times brighter than the sun and when it explodes it is going to be a sight worth waiting for!
The main idea of this paragraph is__________.
A.Power of the telescope
B.Details of Eta Carinae
C.Invention of a time machine
D.Biggest telescope
【正確答案】B
【答案解析】從Take the case of Eta Carinae“以Eta Carinae為例”可以看出，這句話主要講的是一些關(guān)于船底星座的細(xì)節(jié)問題。因此選擇B.