咯血伴皮肤黏膜出血，在下列疾病中不常见的是（）
A.肺癌并纵隔淋巴结侵犯
B.血液病
C.出血型钩体病
D.风湿热
E.流行性出血热
参考答案：A
The students were completely _____ in their reading.
A．absorbing
B．being absorbed
C．to absorb
D．absorbed
— does it take you to get there?
—About 20 minutes.[ ]
A. How far
B. How long
C. How often
D. How
