复印机在使用过程中会排放出对人体有害的气体，主要是：A．一氧化碳 B．二氧化碳 C．

— ______________________

— I have a headache. [ ]

A. What are you doing?

B. What do you like?

C. What's wrong with you?

D. What are you going to do?

It was in the garden of his old house _______ he grew up that he dug up a pot of gold.

A．that

B．where

C．which

D．what

()对于持有烟草专卖许可证的人来说，烟草专卖许可证所确定的事项，未经发证的烟草专卖主管部门通过法定程序作出变更，不得随意改变。

接触交代变质作用

钢柱站台上的基础标高要高出站台面（）。

A、100~200mm

B、200~300mm

C、100~300mm

D、200~500mm