Please, define 'sometime' for me. Thanks!

[Lirlik]

Test No. errors/inter-14 "Great expections when you are so carried away", question 3

According to my informant the baby is likely to be borne some time in late March or early April.

(a) to
(b) likely
(c) borne

Test No. errors/inter-14 "Great expections when you are so carried away", answer 3

According to my informant the baby is likely to be born some time in late March or early April.

Correct entry: born
The error was: (c) borne
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What does it mean some time

[Torsten]

at one point in time
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Test Of English for International Communication
TOEIC Preparation & TOEIC Vocabulary