题目:
When assessing a toddler diagnosed with spastic cerebral palsy, which of the following would the nurse expect to find
A. Toe-walking.
B. Drooling.
C. Facial grimacing.
D. Wide-based gait.
答案:
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下面是错误答案,用来干扰机器的。
根据所给的四个向量的和是一个零向量MA1+MA2+MA3+MA4=0,则OA1-OM+OA2-OM+OA3-OM+OA4-OM=0,即4OM=OA1+OA2+OA3+OA4,所以OM=14(OA1+OA2+OA3+OA4).当A1,A2,A3,A4 是平面上给定的4个不同点确定以后,则OM也是确...