吸烟和被动吸烟损害体内几乎所有器官,可引发多种疾病,例如:()
A.癌症
B.冠心病
C.慢性阻塞性肺病
D.阳萎
参考答案:A, B, C, D
井下主要水泵房、井下中央变电所的电话,应能与矿调度室直接联系。()
The folks were delighted at the message of their relatives _______ that mine explosion.
A.survived
B.to survive
C.were surviving
D.surviving