diet ['daɪət]

【词频】★★★★★

n.饮食；食物；规定饮食

v. 节食；照规定饮食

【形】die [daɪ] n.冲模；模具 v.死亡；死；死于……；凋零；熄灭

key [kiː]

【词频】★★★★★

n.钥匙；（打字机等的）键；关键；线索；（音乐的）调

【例】n.关键

（2007江苏）"The key to our success was having the ______to take on any job and then being creative in our approach to getting it done.”

A.courage

B.interest

C.hope

D.chance

【译】“我们成功的关键是，有______承担任何工作并用创造性的方法完成它。”

A.勇气

B.兴趣

C.希望

D.机会

【派】keyboard ['kiːbɔːd] n.键盘

mail [meɪl]

【词频】★★★★★

n.邮件；邮政

v. 邮寄

period ['pɪəriəd]

【词频】★★★★★

n.时期；（一段）时间