问题补充：
Jack has had no experience of this kind of job，but he got the job offer just due to his honesty.
A. previous
B. obvious
C. cautious
D. precious
答案：
(答案→)A. previous
B. obvious
C. cautious
D. precious
解析：考查形容词辨析。preview experience 先前的经验。B 明显的 C 谨慎的 D 珍贵的
