[ Grammar & Vocabulary ]
No matter how hard he tried, he _______ stop thinking about what happened.
A. can
B. can’t
C. could
D. couldn’t

Random Topics:
Modal Verbs and ConjuctionsPresent Tenses and ConnectorsLinking Verbs & Helping VerbsPast Perfect Simple & ContinuousSimple Future TensePoetry VocabularyPersonal & Possessive PronounsPresent Perfect or Past SimplePresent Simple or Present ContinuousClauses and GerundsOther quiz:
Present Continuous Tense › ViewBudi and I ….. working in big company
A. Am
B. Are
C. Is
Modals and Modal Perfects › View
I shouldn’t have invited them.
A. I didn’t invite them.
B. I invited them.
Prepositional Phrases › ViewI have no interest ______ seeing the movie.
A. on
B. about
C. in
Grammar › View
Jack _____ go to the school yesterday.
A. isn’t
B. wasn’t
C. doesn’t
D. didn’t
