小测验：选择正确的单词

1. briefcase computer
   公事皮包计算机
   

1. George had a car that could fold up into a Briefcase.
   乔治有一部可以折叠放进公文包的车子。
2. He packed a briefcase with what might be required.
   他把可能需要的东西装进公文箱里。
3. His absence of mind caused him to forget his Briefcase.
   他的心不在焉让他忘了他的皮箱。
4. While I was eating, someone brought my briefcase.
   席间有人把皮包给我送了来。
5. I went to work minus my Briefcase.
   我在没有公文包的情况下去上班

　1个名词解释