问题

ing to scientists, our mental abilities begin to ___ from the age of 27 after reaching the highest level at 22.

A:differ
B:shrink
C:fail
D:decline;

正确答案是：

同类题型

It was not until the 18th century that manrealized that the whole of the brain was involved in the working of the mind，

I found her nice and honest ____ I saw her．[ ]

Tim is in good shape physically _____he doesn’t get much exercise.[ ]

Is there intoday’s magazine—Yes. Premier Wen Jiabao saw “stay-homechildren” May,25th.

In addition to the names on the list, there are six other applicants.