greet
V. 问候

handshake
n. 握手

informal
a. 非正式的，不拘礼的，通俗的

interact
V. 相互作用，相互影响

loosely
ad. 松松地，松散地

recently
ad. 近来

refer
V. 提到；指称；适用

respect
n. & v.尊敬，尊重

rude
a. 无礼的；粗鲁的

social
a. 社会的；社交的

younger
a. 较年幼者；较年轻者

forms of address
称谓的形式

interact with
与…相互作用，相互影响

Merry Learning

A Joke

The owner of a bakery was closing the shop on a stormy winter's night when a man came in and asked for two sweet rolls. The baker amazed that anyone would come out in such weather for just two sweet rolls, "Are you married?" he asked.
"Of course," replied the customer. "Do you think my mother would send me out on a night like this?