三、完型填空。 通读下面的短文，掌握其大意。然后，从每小题的四个选项中选出可填入相应空白处的最佳选择，并把它前面的大写字母填入左边的括号里。

　　Young Marconi had the teachers to give him lessons at home in Italy.He loved books，especially 21__________ on science.He had curious mind and always wanted to prove for himself 22 __________he read.

　　23 __________day，when he was sitting by an open window，it seemed that a thousand 24__________ filled his ears."Where are they all 25 __________?"he asked himself."And where will they go? What happens to all the words that people say?Do they 26__________ in the air around the earth， 27 __________ waiting for someone to pick them up?"

　　At once Marconi went to work.Sounds cal3 be made to 28 __________ ，he thought，if they are given a push by electricity.If I call push a piece of wood across the waves of water.I can also 29__________ sounds through the air waves by electrical power.

　　A few weeks 30 __________ he called his mother and father up to his workroom for a 31__________ .He touched a little machine，and two floors below there was the sound of a buzz(嗡嗡声)."How did you do it?"they asked."Your machine is 32 __________ far from the sound."

　　"That's right，"he said happily."I have just found a 33 __________to carry sound without wires.''

　　Although Marconi'S father did not think the wireless sound would 34 __________ be important，he gave his son some money to 35 __________his work."Father，with this money I am going to send messages round the world one day."

　　第21题 请选择出最佳答案填入()。

　　A.that B.those C.onesD.one

　　答案：B

　　第22题 请选择出最佳答案填入()。

　　A.that B.what C.ThingsD.books

　　答案：B

　　第23题 请选择出最佳答案填入()。

　　A.Some B.Certain C.AD.One

　　答案：D

　　第24题 请选择出最佳答案填入()。

　　A.noises B.voices C.soundsD.waves

　　答案：A

　　第25题 请选择出最佳答案填入()。

　　A.to B.along C.FromD.by

　　答案：C

　　第26题 请选择出最佳答案填入()。

　　A.fly B.float C.keepD.stay

　　答案：D

　　第27题 请选择出最佳答案填入()。

　　A.only B.just C.andD.so

　　答案：B

　　第28题 请选择出最佳答案填入()。

　　A.fly B.run C.travelD.go

　　答案：C

　　第29题 请选择出最佳答案填入()。

　　A.push B.fly C.setD.send

　　答案：D

　　第30题 请选择出最佳答案填入()。

　　A.before B.1ater C.pastD.ago

　　答案：B

　　第31题 请选择出最佳答案填入()。

　　A.wonder B.surprise C.frightD.joke

　　答案：B

　　第32题 请选择出最佳答案填入()。

　　A.so B.such C.muchD.enough

　　答案：A

　　第33题 请选择出最佳答案填入()。

　　A.road B.path C.wayD.mean

　　答案：C

　　第34题 请选择出最佳答案填入()。

　　A.ever B.forever C.neverD.not

　　答案：A

　　第35题 请选择出最佳答案填入()。

　　A.keep B.keep on C.go onD.continue

　　答案：D