a: you play sports with great zeal.
b: yes, i am enthusiastic about all sports.
zeal
n. 热心，热忱，热情
a: have you ever seen a zebra ?
b: yes, but only in a zoo.
zebra
n. 斑马
a: is your kitchen sink made out of steel?
b: no, i think that it is zinc .
zinc
n. 锌
a: the zip is broken on my coat.
b: you must be feeling the cold.
zip
n. 1.拉链；2.[口]精力，活力，元气
vt. 用拉链拉上或扣上
zip up 拉上拉链
a: we zoomed from city to city during our trip.
b: but we had a fantastic time nevertheless.
zoom
vi. 1.（飞机，汽车等）急速移动；2.（价格，费用等）急升，猛涨
n. 嗡嗡声，隆隆声