[ Modal Verbs ]
All school rules __________ be obeyed.
A. must
B. may

Random Topics:
Conjunctions - Conjunctive AdverbsClause Markers TOEFL GrammarCoordinating Conjunctions and Comparative AdjectivesSubject Verb Agreement and Verb TensesVerb + InfinitivePresent Simple VS ContinuousWish clauseGerunds and ModalsSimple Present Tense vs Present Continuous TenseWh QuestionsOther quiz:
Grammar › ViewMy father ___________a teacher. He works in a hospital.
A. be
B. isn’t
C. are
D. aren’t
Vocabulary › View
Some ___________, such as natural gas and fossil fuel, cannot be replaced.
A. natural resources
B. habitats
C. magma
D. asthma
Grammar › ViewIf there_______ the rice fields could have been more productive.
A. had been enough water
B. were enough water
C. would be enough water
D. are enough water
Grammar and Vocabulary › View
Indonesians really enjoy Dangdut, a kind of Indonesian popular music, because the ________ beat compels listeners to dance together in the Ghoomar style.
A. power
B. powerless
C. powerfully
D. powerful
