JAMB - English Language (1992 - No. 70)
In the question below select the option (A-D) that best explains the information conveyed in the sentence:
He can't be swimming all day
He can't be swimming all day
it's possible he is not swimming now
It's very likely he is swimming now
He does not have the ability to swim all day
He would not like to swim all day
Vysvětlení
The sentence "He can't be swimming all day" suggests doubt or disbelief that he has been swimming continuously for the entire day. The use of "can't be" implies that the speaker finds it unlikely or impossible that he has been swimming all day.