[ Present Simple and Continuous Tense ]
They __________ (study/studies) hard for their exams.
A. study
B. studies
C. studying
D. is studying

Random Topics:
Passive and Active SentencesTenses and ArticlesTOEIC Grammar and Vocabulary ReviewPast Perfect and Past Perfect ContinuousV-ing/to-VPast Simple VerbsPast and Present TensesSubjective and Objective PronounAction, Helping & Linking VerbsDescribing WordsOther quiz:
Conjunctions and Prepositions › ViewIdentify prepositions.
Stanley sat on his new rocking chair.
A. chair
B. Stanley
C. on
D. sat
Grammar › View
It’s so stuffy, they ____ the windows.
A. didn’t open
B. don’t opened
C. didn’t opened
D. not opened
Grammar › View He thinks he lost the battle because he had not been properly dubbed a knight.
A. hadnt
B. hadn’t
C. haven’t
D. hasn’t
Grammar › View
Complete the sentences with in, on, or at. I go skiing ___ the winter.
A. in
B. on
C. at
D. by
