According to scientists, our mental abilities begin to _______ from the age of 27 after reaching the highest level at 22．
#11888
A
decline
B
differ
C
fail
D
shrink
推荐题目
(2013·高考湖北卷)While intelligent people can often________the complex，a fool is more likely to complicate the simple.
#11946
A
sacrifice
B
substitute
C
simplify
D
survive
There were lots of people standing watching, yet no one of them ________.
#12672
A
offered to help
B
offered helping
C
was offered to help
D
was offering help