She is a very ______ student. She's always talking about traveling to outer space.
A. imaginary
B. imaginative
C. imaginable
D. imagining
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Please do not be ______ by his had manners since he is merely trying to attract attention.
A. disgusted
B. embarrassed
C. irritated
D. shocked
The greatest truths are perhaps those which, being simple in themselves, ______ a large and complex body of knowledge.
A. enlighten
B. illustrate
C. lighten
D. illuminate
神经损伤与手部畸形的关系中，下列哪种是错误的
A. 桡神经损伤-垂腕垂指
B. 尺神经损伤-爪死手
C. 正中神经损伤-猿状手(或铲状手)
D. 尺神经损伤-骨间肌萎缩
E，正中神经损伤-拇指内收畸形
将暗适应的植物转到逛下，其叶绿体类囊体腔内pH和Mg2+浓度的变化是（）
A. pH升高、[Mg2+]降低
B. pH降低、[Mg2+]升高
C. pH不变、[Mg2+]升高
D. pH降低、[Mg2+]降低
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