除《出入境检验检疫机构实施检验检疫的进出境商品目录》内所列商品外,其他商品无需检验检疫。 ( )
参考答案:错
---Where is Zhang Ming?
---Oh, don’t you know he to Beijing to see his parents and he’ll be back tomorrow.
A. has gone B. has been C. had gone
用水蒸汽灭火的原理是什么?