[ Grammar ]
According to current research, excessive smartphone usage ___________________ associated with poorer sleep quality and has affected many people.
A. has become
B. will become
C. becomes
D. became

Random Topics:
Conjunctions & PrepositionsConditional Sentences Type 0, 1 and 2Reported Speech and Reporting VerbsPast Tense vs Present TenseArticles and PrepositionsGrammar - ConnectorsSubject and Verb AgreementArticles - rulesWh- Questions Present Simple TenseTransitional WordsOther quiz:
Simile, Metaphor or Personification › ViewThe waxed floor was as slippery as an ice rink.
A. Simile
B. Metaphor
C. Personification
Superlatives › View
Read the sentences and choose the correct one.
A. He is the more stranger man in the story.
B. He is the most strange man in the story.
C. He is the more strange man in the story.
Coordinating Conjunctions › ViewShe has a lot of experience, _____ she is not very confident in her abilities.
A. or
B. but
C. and
D. yet
Tenses › View
My cat ________ (not to enjoy) fish
A. doesn’t enjoys
B. doesn’t enjoy
C. doesn’t to enjoy