[ 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:
Phrasal Verb › ViewWhat does “stay ahead” mean?
A. Move ahead of others
B. Stop doing something
C. Start a new plan
D. Succeed after hard work
Grammar › View
We’d better _____ some shopping – there isn’t much food for the weekend
A. done
B. to do
C. doing
D. do
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
