通告的发布方式有（）。
A.报纸
B.广播电台
C.电视
D.都不是
参考答案：A, B, C
He was late for school because ________.[ ]
A. his being ill
B. he is ill
C. he was ill
D. his ill
下列钢丝绳不是在各种起重运输作业中广泛应用的是（）。
A.6x19+1
B.6x27+1
C.6x37+1
D.6x61+1
