66. At first glance , this course is far from inviting.
inviting : temptingly attractive 诱人的。
如:an inviting smile 迷人的微笑/an inviting dish 诱人的菜肴
67. It depends on the exasperting and uncertain instruments of persuasion ……
exasperate : annoy extremely 令人怒不可遏
如:Constant interruptions exasperate me . 不断的中断让我怒火中烧。
68. It demands patience , always in short supply .
(be) in short supply : 供应不足,短缺。
如:Food is in short supply .食物供应不足。
Honesty is in short supply . 缺乏诚实(的人)。