问题补充:
--You look upset. Anything wrong?
--I failed in the physics exam again all the efforts I made.
A. because of
B. for once
C. even if
D. despite
答案:
A. because of
B. for once
C. even if
(答案→)D. despite
解析: 短语辨析。A. 因为 B. 仅此一次 C. 即使,虽然 D. 尽管,不管。句意:你看起来很沮丧。怎么了?——我在物理考试中不及格,尽管我尽了所有努力。故选D。