脑出血与蛛网膜下腔出血最重要的鉴别点为()
A.活动中发病
B.头痛、呕吐
C.脑脊液含血量多少
D.头颅CT检查发现脑实质内高密度影
E.脑膜刺激征
参考答案:D
It is impossible for us to carry the stone statues, all of______ are too heavy.
A.which
B.them
C.those
D.what
班上有位同学成天心思不在学习上,请你用一句诗句来劝勉他: