[求助]最新题一道

tony6

5.  The Immigration Service now has the discretionary power to keep families united even though all their members do not meet the five-year residency requirement.
(A) all their members do not meet the five-year residency requirement
(B) not all their members meet the five-year residency requirement
(C) all their members have not met the requirement for a five-year residency
(D) not all their members have resided for five years, a requirement
(E) all their members have not resided for five years, as required
新题，答案B，求助all not和not all的区分，多谢多谢。

braveMBA

ALL NOT指所有的人都不，NOT ALL指不是所有的人都。这里主要有个语气的体会，EVEN THOUGH让步，所以NOT ALL比较符合句子意思。

tony6

thanks, braveheart.