题目内容

Had electronic computers not been invented, many problems on space flight ________.

A.
could not have been solved
B.
could not be solved
C.
can not be solved
D.
could not have solved

A
虚拟语气的被动语态。

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阅读下面短文, 掌握其大意, 然后从1—10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。

Philo Farnsworth, the inventor of one of the country’s greatest machines was actually born in a log cabin, 1 to high school on horse back and without 2 of university degree（indeed, at age 14）, thought of the idea of electronic television. In 1906 Farnsworth was born in a community near Beaver City, Utah, 3 by his grandfather. 4 he was 12, his family moved to a ranch （大牧场）in Rigby, Idaho, which was four miles from, the nearest high school, 5 necessitating（使成为必要）his daily horseback rides. Because he was interested in the electron and electricity, he persuaded his chemistry teacher, Justin Tolman, to give him 6 instruction and to allow him to listen to a senior course.

The death of his father forced him to leave at the end of his second year, but, as it 7 , at no great intellectual cost. There were, at the time, no more than a handful of men 8 the planet who could have understood Farnsworth’s idea for building an electronic television system, and it’s 9 that any of them were at this local community. One such man was Vladimir Zworykin who had moved to the US from Russia with a Ph. D in electrical engineering. He went to work for Westinghouse with a dream of building an all-electronic television system. But he wasn’t 10 to do so.

A. rode B. ran C. drove D. jumped

2,4,6

Philo Farnsworth, the inventor of one of the country’s greatest machines was actually born in a log cabin,1to high school on horse back and without2of university degree(indeed, at age 14), thought of the idea of electronic television. In 1906 Farnsworth was born in a community near Beaver City, Utah,3by his grandfather.4he was 12, his family moved to a ranch (大牧场)in Rigby, Idaho, which was four miles from, the nearest high school,5necessitating(使成为必要)his daily horseback rides. Because he was interested in the electron and electricity, he persuaded his chemistry teacher, Justin Tolman, to give him6instruction and to allow him to listen to a senior course.
The death of his father forced him to leave at the end of his second year, but, as it7, at no great intellectual cost. There were, at the time, no more than a handful of men8the planet who could have understood Farnsworth’s idea for building an electronic television system, and it’s9that any of them were at this local community. One such man was Vladimir Zworykin who had moved to the US from Russia with a Ph. D in electrical engineering. He went to work for Westinghouse with a dream of building an all-electronic television system. But he wasn’t10to do so.

1.
1. A.
  rode
2. B.
  ran
3. C.
  drove
4. D.
  jumped
2.
1. A.
  sake
2. B.
  application
3. C.
  benefit
4. D.
  significance
3.
1. A.
  lived
2. B.
  settled
3. C.
  inherited
4. D.
  occupied
4.
1. A.
  Because
2. B.
  When
3. C.
  However
4. D.
  Until
5.
1. A.
  thus
2. B.
  then
3. C.
  finally
4. D.
  yet
6.
1. A.
  important
2. B.
  interesting
3. C.
  special
4. D.
  vivid
7.
1. A.
  turned out
2. B.
  showed up
3. C.
  bore out
4. D.
  reflected on
8.
1. A.
  in
2. B.
  within
3. C.
  around
4. D.
  on
9.
1. A.
  necessarily
2. B.
  essential
3. C.
  false
4. D.
  unlikely
10.
1. A.
  possible
2. B.
  capable
3. C.
  thoughtful
4. D.
  able

Had electronic computers not been invented, many problems on space flight ________.

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