Сгруппируйте слова по их временным формам: simple active, simple passive, progressive active, perfect active, perfect passive. took was taking had taken; was done was doing had been done; appears is appearing has appeared; are valued have been valued.
took -Simple Active
was taking - Progressive Active
had taken-Perfect Active
was done- Simple Passive
was doing-Progressive Active
had been done -Perfect Passive.
appears-Simple Active
is appearing -Progressive Active
has appeared;-Perfect Active
are valued -Simple Passive
have been valued.-Perfect Passive.