The best solution to the problem of the spread of bird flu is ______.A. to kill all the birds in an area where bird flu has been discoveredB. to kill all the chickensC. to kill all the birdsD. to kill all the chickens when bird flu has been discovered
The best solution to the problem of the spread of bird flu is ______.
A. to kill all the birds in an area where bird flu has been discovered
B. to kill all the chickens
C. to kill all the birds
D. to kill all the chickens when bird flu has been discovered
相关考题：
．Why do Americans like to go to fast food restaurants?A．It is because fast food restaurants are fast，informal，and inexpensive．B．It is because people can easily find fast food restaurants．C．It is because people like to eat hamburgers．D．It is because fast food restaurants sell nearly every kind of food．