Unit 4 Astronomy: the science of the stars单元自测 1完形填空阅读下面短文,掌握其大意,然后从110各题所给的A、B、C和D项中,选出最佳选项,并在答题卡上将该项涂黑。 Who said: If I didnt have bad luck, I wouldnt have any luck at all! However,not all bad luck should be considered as a (n) 1 thing. When life gives you a kick, let it kick you 2 ! In the 1920s, Ernest Hemingway 3 something about bad luck and got just such a kick. He was 4 to succeed as a writer when 5 struck. He lost a suitcase containing all the manu