重型颅脑损伤常见的致命性并发症是（）
A.压疮
B.消化道出血
C.角膜溃疡
D.尿路感染
E.肺炎
参考答案：B
The child kept _____________ about while he was asked ___________ still. [ ]
A. to move, to stand
B. moving, to stand
C. moving, standing
松的货币政策会减少货币供给。
