It is well-known that the more old people use their brains, the more mentally ac

游客2023-10-03 71

问题 It is well-known that the more old people use their brains, the more mentally active they will be.

选项 A、这件事传开了，老人越多用脑，智力就越灵活。
B、大家知道了，老人更多动脑，主动性更强。
C、众所周知，老人用脑越多，智力就越活跃。
D、众所周知，老人用脑越多，智力会更活跃。

答案 C

解析 well-known表示"众所周知"；the more...the more．一意为"越来越…"。

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