心内膜弹力纤维增生症主要临床表现为:()
A.急性起病,心源性休克
B.充血性心力衰竭
C.严重心律失常
D.脑栓塞
E.肺部闻及干湿性啰音
参考答案:B
He ______ lunch at school every day.[ ]
A. doesn't
B. doesn't have
C. doesn't has
A.及时关掉未关紧的水龙头;养成人走灯灭的习惯
B.尽可能用太阳能热水器代替电热水器
C.及时将生活垃圾、废电池装在一起丢弃到垃圾箱中
D.用洗脸水冲厕所;将废报纸、酒瓶等送到废品收购站