题目

Weather ________(permit),they will go on an outing to the beach tomorrow. 答案:permitting骨的基本结构可以分为( )A.骨膜、骨质和骨髓B.骨膜、骨密质和骨松质C.骨质、骨膜D.骨质、骨髓和骨髓腔
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