属于地球化学性地方病的是()。
A.血吸虫病
B.地方性砷中毒
C.水俣病
D.痛痛病
E.尘肺
参考答案:B
Whether the buildings in this area should be pulled down has remained ________;
people are still looking for other possible solutions. [ ]
A. unchallenged
B. relevant
C. controversial
D. contradictory
窦性心动过速的频率范围多为()
A.100~150次/分
B.120~160次/分
C.100~180次/分
D.130~170次/分
E.100~160次/分