完型填空。
Do you like bubble gum (泡泡糖)? Do you know when it was1?
In the 1870s, an American discovered bubble gum.2name was Thomas Adams. He wanted to
find the use of a chicle（一种树胶). Chicle is a Spanish3for sticky water that comes from one kind of Mexican tree.
Mr Adams wanted to make rubber4chicle. He worked in his home while he tried to find a way to make the chicle become stronger. He had a son5name was Horatio. He also helped his father now
and then.
One day, young Horatio began to chew (咀爵) the chicle while he watched his father work. It did
not6very good, but Horatio enjoyed chewing it. Then the young boy began to blow bubbles with the new chicle-which his father had made. Mr Adams had discovered bubble gum7.
Mr Adams gave up trying to find a way to make rubber.8, he wanted to try to sell the new gum
that he had made. He thought9people might like the taste, too.He was 10. Soon, the new
gum became more and more popular.
( )1. A. created
( )2. A. Her
( )3. A. word
( )4. A. of
( )5. A. whom
( )6. A. taste
( )7. A. by mistake
( )8. A. Instead of
( )9. A. another
( )10. A. goodB. create
B. My
B. meaning
B. from
B. which
B. sound
B. by accident
B. Because of
B. other
B. true C. discovered
C. His
C. sentence
C. with
C. whose
C. look
C.in time
C. Instead
C.the other
C. right