巷道卸压的方法()、()、().
参考答案:钻孔卸压法;切槽卸压法;爆破卸压法
下列比例尺比较大的是:[ ]
A、1:150000
B、1:200000
C、1:35000
D、1:30000000
— I feel _____a pity that I haven't been to the get together.
— You really should have.
[ ]
A. them
B. one
C. that
D. it