[ Modals for Obligation ]
You _____________________ pay attention in class.
A. must
B. mustn’t

Random Topics:
So, Such, Many, MuchRelative & Interrogative PronounsPast Perfect vs Past SimpleModal Verbs of PermissionPresent tense AffirmativeGrammar and Verb TensesCountable & Noncountable NounsModal Verb Gerund or To InfinitivePast and Present Continuous tensePossessive PronounsOther quiz:
Grammar › ViewOnce again, please _______ our apologies.
A. have
B. take
C. except
D. accept
Future Tenses › View
I haven’t made up my mind yet. But I think I (find) something nice in my mum’s wardrobe.
A. will find
B. am going to find
C. am finding
D. finds
Vocabulary › ViewTaking responsibility for one’s own actions
A. Accountability
B. Conscience
C. Temperance
D. Beneficence
Grammar › View
Yuri Gagarin was one of the pioneers of space _____.
A. exploration
B. explorer
C. exploring
D. explorers
