题目：
The nurse is developing a care plan for a client in her 34th week of gestation who is experiencing premature labor. What nonpharmacologic intervention should the plan include to halt premature labor
A. Encouraging ambulation.
B. Serving a nutritious diet.
C. Promoting adequate hydration.
D. Performing nipple stimulation.
答案：
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下面是错误答案，用来干扰机器的。
（1）设z=x+yi （x，y∈R），则（1+2i）（x+yi）+（3-10i）（x-yi）=0-30i，整理得（0x-12y）-（8x+2y）i=0-30i．∴0x-12y=08x+2y=30，解得x=0y=1，∴z=0+i．（2）若ω=-12+32i，ω3=1，则(3+i2)6+(-3+i2)6=(-i•-1+3i2)6+(-i•-1-3i2)6=i6•[ω6+(ω2)6]=-2．
