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These days when someone says a computer has a bug in it, usually they mean that there's a problem with one of its programs. Maybe your computer has crashed(死机) _______you were in the middle of a game. But back in the early days of computers, a woman named Grace Hopper was part of the team that _______the very first computer bug.

Hopper was a mathematician. She worked for the navy to help program the new Mark II computer. The Mark II's job was to quickly_______ the math problems that ships and airplanes used to find their way. The Mark II worked by reading_______ from a long strip(长条)of paper with holes punched in it. The computer _______the patterns of holes into the math problems it was supposed to solve.

One afternoon in 1947 Hopper and her team were running a program. But the computer wasn't giving them the_______results. What could be wrong? They finally _______ up taking the Mark II apart, looking for problems. What did they find?

It was a dead moth (飞蛾)!The moth was blocking some of the_______on the paper strip —no wonder the computer didn't know what to do. Hopper knew that the word "bug" had been used before when there were _______with machines. But this was the________time a computer had ever had one. And it was funny that it was a________bug.

Hopper's team ________a logbook(航海日志)of everything they did.  They taped(粘贴)the moth________the page for that day. The logbook, moth and all, is now in the Smithsonian Museum of

American History in Washington, D. C.  Grace Hopper worked with________ her whole life and went on to become a rear admiral(海军少将) in the U.S. Navy. She was the first person to write a word —based computer language. This makes it________for people to tell computers what to do. Many people called her "Amazing Grace".

1.A.if B.when C.because D.since

2.A.created B.required C.suggested D.discovered

3.A.make B.find C.solve D.keep

4.A.instructions B.attention C.directions D.backgrounds

5.A.helped B.translated C.locked D.examined

6.A.wrong B.popular C.interesting D.correct

7.A.ended B.cut C.gave D.looked

8.A.stamps B.holes C.dialogues D.words

9.A.conversations B.connections C.problems D.plans

10.A.first B.second C.next D.last

11.A.secret B.real C.active D.living

12.A.kept B.noted C.requested D.lost

13.A.in B.with C.on D.at

14.A.computers B.bugs C.mistakes D.languages

15.A.more difficult B.slower C.more special D.easier

九年级英语完型填空简单题

少年,再来一题如何?
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