Choose the best word or phrase to complete each sentence.
|
a. aviation
b. curb
c. maintenance
d. resumed
e. serial killer
|
6. |
Police believe the murder may have been the work of a
.
|
7. |
A new law
the use of toxic chemicals in manufacturing.
|
8. |
Work at the factory
after a safety inspection.
|
9. |
The machine' s failure was blamed on poor
.
|
10. |
The Wright brothers are important figures in the history of
.
|