Question

QUAL O TEMPO VERBAL USADO EM: “Tablets and e-readers "have not been" in widespread use long enough for the sorts of extended studies that "will reveal" their effects on learning” *

A- PRESENT PERFECT - SIMPLE FUTURE
B- PAST PERFECT - SIMPLE PRESENT
C- SIMPLE PAST - SIMPLE FUTURE
D- PRESENT CONTINUOUS - PAST CONTINUOUS

Answer 1

Resposta:

Alternativa A

Explicação:

Have not been - Não tem sido

Algo que ainda acontece: Present Perfect

Will reveal - Revelará

Vai acontecer em certo momento: Simple Future