A. eyeball
B. living cells
C. laser
D. cancer
E. lung
F. handy rocks
Long long ago, man used __ for surgical operations.
Who should be responsible for the death of Everett Emerson Hatcher according to the passage?
The criminal disguised(装扮) his looks to avoid (recognize) ______.
What is the purpose of the cooperation of TIC and other organizations?
To improve __ suitable for tourists.
Everyone was invited to the party except Jack, which caused much (suspect) ______.
When she heard that her father was __ (danger) iii, she burst into tears.