6.Paging Mr Tushman讲读

Questions:
1. What was my first impression of Mr.Tushman?
2.What was my reaction (反应) to the suggestion of taking a tour from Mr Tushman?

词汇：
1.nervous adj 紧张的
2.giggly adj 吃吃笑的，傻笑的
3.picture v 构思，想象
4. a pretty normal guy 一个相当正常的人
pretty adv 相当，非常
5. kneel down 跪下，蹲下
6.take a tour 参观
7.mumble v 含糊地说
句子：
“Hi,”I mumbled, dropping my hand into his hand while I looked down at his feet. “嗨”，我含糊的说着，我把手递到他的手中，同时眼睛盯着他的脚。
drop sth into ... 把。。。递给。。。
while 连词引导状语从句 “当。。。时候”