3.Scientists have found that there is not any__________plant on the moon.
A. life
B. living
C. alive
D. live
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4.The medicine has an immediate__________on my illness.
A. affect
B. pity
C. effect
D. aspect
5.It is necessary for everyone to experience the process of__________.
A. age
B. aging
C. aged
D. agedly
6.Nose is the__________of smell.
A. part
B. organic
C. organization
D. organ
7.Her coat gave her__________from the rain.
A. protect
B. protection
C. defend
D. security