“测量坐下时两臀间或两股之间的距离,再加5cm,即坐下后两边各有2.5cm的空隙”属于()
A.座位宽度
B.座位长度
C.座位高度
D.靠背高度
E.扶手高度
参考答案:A
If you need any more paper, I'll bring you_________.
A.one
B.ones
C.some
D.it
the old man in this factory when he was young ? [ ]
A. Did, used to work
B. Does. Used to working
C. Did, use to work
D. Do, used to work