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

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Comparative AdjectivesPreference & Future TensePrepositions & Prepositional PhrasesAdverb & Compound SentencesPrepositions of Time and PlacePassivisationAdjectives and VocabularyFamily Members and Present SimpleAuxiliary and Modal VerbsMixed TensesOther quiz:
Grammar › ViewIdentify the personal pronoun.
Bella secretly wanted to know if he would attend the prom.
_
A. Bella
B. secretly
C. he
D. if
Adjective › View
The survey provided … results.
a. astonished
b. astonishing
