According to scientists, our mental abilities begin to         from the age of 27 after reaching the highest level at 22.
#66517
A
differ
B
increase
C
develop
D
decline
推荐题目
Trains stop here in order to _____ passengers only.
#84211
A
get off
B
pick up
C
pull up
D
pull in
What a pity!He       the only chance of success.
#82986
A
threw away   
B
put down
C
gave in
D
broke off
We all ______ the summer vocation _____ a time for study, but she has a different idea.
#76093
A
view…as
B
see… as
C
regard… as
D
all of above