217p 3번
Customers sho hear music on an open telephone line _____ placed on hold are less likely to hang up.
B)as
D)while
정답은 D인데, 해설지보니 의미상으로 while이 정답이라고 하더라구요
as 동시동작으로 해석은 불가한가요?
220p 3번
______ that exports have failed to recover the economy, the government is appealing to corporate entities for help.
A) Considering
B) Even so
C) In case
D)Unless
답은 A인데, C도 의미상 되지 않나 해서요
답변 부탁드립니다.




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