[ Grammar ]
The sales of smartphones _______ declined since last year.
A. has
B. have
C. having
D. had

Random Topics:
First ConditionalPast Tense & Present Perfect TenseModals in the Past - Speculation and DeductionSimple Past or Past ContinuousDefinite and Indefinite ArticlesVerb + InfinitiveArticlesPast Tense and NeutralVerbs and PrepositionsCity PlacesOther quiz:
Similes, Metaphors, Personification and Hyperbole › ViewHis parents always told him that life was a rollercoaster and to jump on.
A. simile
B. metaphor
Grammar and Vocabulary › View
Choose the best option to fill in the gap: It never ___________ my mind when he tells lies to me.
A. enters
B. crosses
C. happens
D. takes
Modal Verbs › ViewIf you’re feeling stressed, you __________take a break
A. Should
B. Must
Present Tenses › View
It tastes absolutely delicious.
A. Taste has a stative meaning here.
B. Taste has a dynamic meaning here.
