题目内容：

    Inventions lead to the creation of new knowledge. Knowledge is created to ______ the needs of the human beings. How does the desire of people ______ knowledge? The  answer lies in the ability of human beings to ______ something new.

Albert Einstein said, "Imagination is more ______ than knowledge. Knowledge is limited, but imagination includes the ______ world，promoting progress and giving birth to evolution(进化、发展). It is, strictly speaking, a ______ factor in scientific research." There is no doubt that it is through the human imagination that knowledge is ______. Knowledge can be represented in any ______ like words, pictures, diagrams or audio-visual media. People's knowing of knowledge again causes imagination as the force to keep on evolving, which ______ produces new knowledge.

The following is the example of how imagination leads to ______. As an artist, mathematician and architect, Leonardo da Vinci sketched(勾勒) plans of underwater crafts. According to this, author Jules Veme created a ______, one about a submarine(潜水艇) ______ Twenty Thousand Leagues Under the Sea. With his book, Jules Veme fueled(供给燃料) the imagination of ______ including inventors, later, real submarines were created. Jules Veme ______ his imagination about underwater ______ when he wrote his book. ______ readers admired the author's imagination when they read it, ______ inventors turned this imagination into realities.

Imagination exists within all of us. ______ yourself to imagine freely. Stir your brain to ______ inspiration while imagining. Because it is in the imagination that mysteries or wonders ______.

1.A. ignore B. satisfy C. exchange D. increase

2.A. make up B. get to C. turn into D. give off

3.A. enjoy B. study C. understand D. imagine

4.A. important B. necessary C. reasonable D. active

5.A. small B. new C. entire D. different

6.A. basic B. typical C. flexible D. key

7.A. changed B. created C. built D. improved

8.A. size B. sign C. form D. mark

9.A. again B. ever C. also D. too

10.A. modernization B. success C. results D. inventions

11.A. toy B. story C. thing D. model

12.A. called B. read C. published D. told

13.A. students B. scientists C. customers D. readers

14.A. raised B. warned C. used D. supported

15.A. scenes B. travel C. plants D. sounds

16.A. Clever B. Common C. Strange D. Few

17.A. while B. and C. or D. so

18.A. Force B. Expect C. Order D. Allow

19.A. find B. know C. guess D. rescue

20.A. shock B. escape C. hide D. pass