心气虚的表现除心悸气短外,主要还有
A.面色苍白
B.眩晕健忘
C.胸闷汗出
D.胸闷头痛
E.失眠多梦
参考答案:C
Having no enough time to practice, the girl wondered whether she _____ pass the driving test.
A.should
B.could
C.might
D.must
在Excel2003中要隐藏网格线,应单击“工具”菜单中的“选项”命令。