Question

essas frases são no passado contínuas, exceto:

a- Wihelm Roentgen was performing a routine experiment with cathode rays.
b-a piece of flurescent cardboard was lighting up.
c-Roentgen realized the importance of this discovery.
d- that particles of light were passing through solid objects.

Answer 1

Resposta:

Letra C

Explicação:

A única em que nenhum verbo se encontra no "contínuo", ou seja, terminado em ING

Answer 2

Letra C pois é a única que o verbo continua contínuo