肉在冻结过程中冰结晶的大小主要取决于冰晶形成的速度。
参考答案：对
I talked for a long time, and in the end I ____ make her believe me. [ ]
A. tried to
B. managed to
C. could
D. succeeded to
中性粒细胞增多，最常见的原因是（）
A.急性感染和化脓性炎症
B.中毒
C.急性出血
D.恶性肿瘤
E.白喉
