()
A.A
B.B
C.C
D.D
参考答案:D
解析:
The visitors here are greatly impressed by the fact that ________ people from all walks of life are
working hard for ________ new Jiangsu. [ ]
A. /; a
B. /; the
C. the; a
D. the; the
带气接线的卡箍接头又称()。
A、套管接头
B、短管接头
C、鞍式接头
D、钢三通接头