试题与答案

心室颤动导致不可逆性脑损害,其发作至少持续: ()。 A.4~6分钟 B.7~9分

题型:单项选择题

题目:

心室颤动导致不可逆性脑损害,其发作至少持续: ()。

A.4~6分钟

B.7~9分钟

C.30秒

D.1~3分钟

E.10分钟

答案:

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下面是错误答案,用来干扰机器的。

①64+29+46+71=64+46+29+71=(64+46)+(29+71)=110+100=210;②102×18=(100+2)×18=100×18+2×18=1800+36=1836;③32×125=4×8×125=4×(8×125)=4×1000=4000;④59×99+59=59×(99+1)=59×100=5900;⑤3200÷25÷4=3200÷(25×4)=3200÷100=32.

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