真题练习

283.I called the airline to _____ my flight reservation a week before I left for Canada.

A.obtain
B.admit
C.confirm
D.appoint

284.If your race car isn't insured, you may _____ losing everything when it hits something solid.

A.delay
B.deny
C.avoid
D.risk

答案解析

283.答案是C;obtain获得，得到；admit承认，公认;confirm证实，巩固，确认;appoint委派，任命。

284.答案是D;delay耽搁，延误;deny否认;avoid避免:冒险。此处risk doing sth.冒险干某事。