E:
The action took place in past thus past perfect for before event and present perfect for since event answer may be E
D paralle before and since and moreover E has had.
D
I would go with D.
E
IMO C
such thing didn’t happen before
such thing hasn’t happened since
Its E.. I dont agree with D because has’nt happened does not match with “before” as the tenses do not match. E is the best possible answer.
My choise is D.
e.
e
D. The option e uses the condition ‘and’, which changes the meaning of the sentence.
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E:
The action took place in past
thus past perfect for before event
and present perfect for since event
answer may be E
D paralle before and since and moreover E has had.
D
D
D
I would go with D.
E
E
IMO C
such thing didn’t happen before
such thing hasn’t happened since
Its E.. I dont agree with D because has’nt happened does not match with “before” as the tenses do not match. E is the best possible answer.
My choise is D.
e.
e
D. The option e uses the condition ‘and’, which changes the meaning of the sentence.