https://online2.tingclass.net/lesson/shi0529/0001/1240/19-01.mp3
https://image.tingclass.net/statics/js/2012
20. Though it was less attractive, John knew the metal box would be more _______.
A. terminal B. durable C. persistent D. ultimate
<babble>
able 能,能夠的
babble 胡言亂語
gabble 口齒不清,含糊不清
dabble 戲水,弄水
gobble 狼吞虎咽
nibble 小口吞咽,細(xì)咬
fable 寓言
sable 喪服
</babble>
<persistent>
persistent 持久的,固執(zhí)的,永恒的
stubborn 固執(zhí)的
obstinate 頑固的
adamant 固執(zhí)的
eternal 永恒的
perpetual 永恒的
constant 恒定的,常量
permanent 永恒的,永久的
</persistent>
<pledge>
pledge 發(fā)誓
hedge 籬笆
ledge 窗臺(tái)
edge 邊緣
</pledge>