完形填空。
Many objects that people use each day started with a simple idea. These objects have often changed
the way we
1 . Some help us to do a job more
2 . Others fill a need or solve a problem.
In 1858, Lipman had such an
3 . He took out a pencil, a piece of paper,
4 an eraser. Then he
began to write. Sometimes he needed to
5 a word. Each time he had to search under his books and
papers to
6 the eraser." I wish my eraser would stay in one
7 !" he said.
Then Lipman had his simple idea. He
8 a groove (凹槽) in one end of the pencil. He glued (粘牢)
the eraser into the groove. Lipman had solved his problem. Later he thought that others might like to have
such a pencil. So he sold his
9 . Some pencils with erasers were
10 . His design earned $ 100000.
|
( )1. A. study
( )2. A. easily
( )3. A . article
( )4. A. so
( )5. A. spell
( )6. A. look
( )7. A. place
( )8. A. marked
( )9. A. books
( )10. A. wonderful |
B. live
B. correctly
B. aim
B. and
B. read
B. see
B. desk
B. prepared
B. pencil
B. expensive |
C. sleep
C. carefully
C. idea
C. but
C. write
C. watch
C. book
C. cut
C. design
C. colourful |
D. walk
D. normally
D. action
D. as
D. change
D. find
D. hand
D. invented
D. eraser
D. common |