完形填空Several years ago , we all knew that there were (1) plan

完形填空Several years ago , we all knew that there were (1) planets in the solar system .(2) now , there is some change ,Pluto (冥王星) is not a planet any more.In 1930,an American , Clyde Tombaugh . (3) Pluto when he was 24 years old . Later it (4) as the ninth planet and the farthest one from the sun in the solar system . But since then . Astronomers (天文学家) have been discussing （5）Pluto is really a planet . Because it is smaller than other planets and travels （6）a strange way .In August 2006,2,500 astronomers from 75 countries met in Prague (布拉格) . They took part in a (7) of the International Astronomical Union（国际天文学联合会）. They passed a new definition（定义） of planets . The answer is : Pluto is （8） a planet !（）1.A.seven B.eight C.nine（）2.A.And B.But C.So（）3.A.found B.found out C.invented（）4.A.thought B.is thought C.was thought（）5.A.if B.what C.how（）6..A.by B.in C.with（）7.A.party B.speech C.meeting（）8.A.no longer B.no taller C.no shorter
The astronomers decided that only Mercury , Venus , Earth, Mars , Jupiter ,,Saturn , Uranus , and Neptune fit (符合) the definition of (9).Tombaugh’s widow（遗孀）Patricia , like any other good astronomer , would （10）the result . However , she still felt a little sad .（）9.A.stars B.planets C.astronomers（）10.A.decide B.refuse C.accept

1、C.nine,九颗
2、B.But,可是
3、A.found,发现
4、C.was thought,被认为
5、A.if,是否
6、B.in,以……方式
7、C.meeting,会议
8、A.no longer,不再
9、B.planets,行星
10、C.accept,接受