对于动脉粥样硬化不稳定性斑块来说,正确的是()
A.纤维帽厚
B.脂质核心小(<40%)
C.炎细胞少
D.多引起不稳定型心绞痛
E.不易破裂
参考答案:D
The book he read yesterday is mine. [ ]
A. it
B. that
C. who
D. what
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