全国2009年7月自考英语科技文选试题
Ⅲ.Directions:Fill in each blank with a suitable word given below.(10%)
massive likely whether Galaxy long hits from off was Milky
The cloud, called Smith’s Cloud,after the astronomer who discovered it in 1963,contains enough hydrogen to make a million stars like the Sun. Eleven thousand light-years _21_ and 2,500light-years wide,it is only 8,000 light-years_22_our Galaxy’s disk.