[ Grammar ]
Mobile phones … when I was a child.
A. were not invented
B. had not been invented

Random Topics:
Simple Present and Present ContinuousGrammar - Future ActionPresent Progressive (Future)Simple Present and Past TenseGerund & InfinitiveGrammar and ReadingGrammar Comma UsageFuture Simple TenseComparatives and ConjunctionsTenses & PassiveOther quiz:
Tenses › ViewEvery night the watchman turns on all the lights and…..around the building every half an hour
A. Walks
B. Is walking
C. To be walking
D. Walking
E. To walk
Prepositions › View
Can you _____ me and Daniela to the party
A. Comes up with
B. Go along
C. Take off
Conjunctions › ViewComplete the sentence: I want _______ a cookie _______ a piece of cake.
A. neither…nor
B. not only…but also
C. either…or
D. both…and
Gerund or Infinitive › View
I remember _______________ her when I was at high school.
A. meet
B. meeting
C. to meet
