[ Present Perfect Tense ]
They are studying grammar right now
A. They has studied grammar
B. They have studied grammar
C. They have studied grammar right now

Random Topics:
Grammar, Literature, and VocabularySuffixes and TensesComparatives and Past Perfect TenseGerunds and ModalsTypes of Sentence StructureAdverbs of Degreea, an, the, zero articleMixed TensesCoordinating ConjunctionTenses, Tag Questions, Phrasal VerbsOther quiz:
Quantifiers › ViewThe 80% of Ecuadorian people work abroad.
A. a lot of the people work abroad
B. Most ecuadorian people work abroad
C. no one work abroad
D. all work abroad
Mixed General Quiz › View
The water filled balloon landed on the sidewalk with a ___.
a. splat
b. sprat
Sound symbolism means that we often _____ the meaning of a word from its sound.
A. guess
B. judge
C. imagine
D. expect
Past Tenses › View
I __________ (work) for the company for five years before I got promoted.
A. had workd
B. had been working
C. was working
D. worked
