[ Modal Verbs ]
I _________ to finish this task today. It is in the contract.
A. must
B. may
C. can’t
D. have

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Infinitives and GerundsAdverb & Compound SentencesPreposition of DirectionTenses - Irregular VerbsGrammar - FutureContractions and ConjunctionsClause Markers TOEFL GrammarPresent Perfect and Present Perfect Progressive TensesWho or WhomModal Verbs in ConditionalsOther quiz:
Perfect Tense › ViewMy sister………………………….. away from home. But she came back two days later.
A. Run
B. Has run
C. Have run
D. Has running
Grammar › View
_____ to the music in free time _____ my hobby.
A. Listen; is
B. Listening; is
C. Listens; is
Vocabulary › Viewan unaccented beat or portion of a beat in a musical measure
A. Updown
B. Uptown
C. Upbeat
Vocabulary › View
____________ is information collected during a scientific investigation.
A. investigation
B. science
C. observation
D. evidence
