接触铬酸盐工人易患的职业肿瘤是（）
A.皮肤癌
B.肺癌
C.肝血管肉瘤
D.白血病
E.间皮瘤
参考答案：B
It is said that nobody in the world can lift a subject which is ______ himself.
A．the tree times weight of
B．three times the weight of
C．as three times as heavy as
D．three times as heavier as
收报单位：“北京、南京、沈阳铁路办事处”，投递所略号是（）。
A、BJP NH CT
B、TL TD ST
C、HD TL SY
D、THL TLD SYT
