gradually
ad. in a way that happens or develops slowly over a long period of time 逐漸

startle
vt. make suddenly surprised or slightly shocked 使驚嚇，使驚奇

halt
n. a stop or pause 停住，停止
v. stop （使）停住，（使）停止

handle
vt. deal with 處理，應付

unconsciously
ad. not consciously 無意識地，不知不覺地

challenge
vt. 向…挑戰；對…質疑
n. 挑戰；質疑

disagree
vi. (with) have or express a different opinion from sb. else 有分歧，不同意

response
n. an answer; (an) action done in answer 回答；回應；反應

original
a. first; earliest 起初的；原來的

bounce
vi. (of a ball) spring back or up again from the ground or another surface （球）彈起，（球）反彈

objection
n. sth. that one says to show that he /she opposes or disapproves of an action, idea, etc. 反對，異議

forth
ad. forward; out 向前；向外

responsible
a. having the job or duty of looking after sb. or sth., so that one can be blamed if things go wrong 須負責的，有責任的

bowling
n. 保齡球

relative
a. having a particular quality when compared with sth. else 相對的，比較的
n. a member of one's family; relation 親屬；親戚