[ Grammar ]
I do think you…. study hard for your exam
A. must
B. should
C. have to

Random Topics:
Articles and DeterminersCommasSimple Past Tense and Present Continuous TenseAdjective + to + VerbGerunds as objects of prepositionLinking WordsRelative Clauses and Past PerfectAsking & Giving AttentionVerb + InfinitiveTime ExpressionsOther quiz:
Vocabulary › ViewWhen you make a(n) ____, you give money or time to something you think will grow and be successful.
A. investment
B. currency
C. connection
D. valuable
Grammar › View
Tina’s train arrived ahead of schedule. ___ I had decided to go to the train station early, she would have waited there for more than twenty minutes before I arrived.
A. Unless
B. If
C. otherwise
D. supposed that
Grammar › ViewFor thousands of years, bread ______ a staple food for many people.
A. is
B. has
C. has been
D. been
Modal Verbs › View
“___ I borrow your pen?
A. Can
B. Must
C. Should
D. Could
