[ Modal Verbs ]
I _____ have left my wallet in the car; I’ll go check.
A. may
B. should
C. might
D. must

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Modal Auxiliaries and To Be VerbsSentencesUse of Prepositions or ConjunctionsAdverbial Clause of Cause and EffectPassive Voice - Past Simpletoo / enoughWh QuestionsPast Continuous Tense & Past ModalsTOEFL GrammarPresent Simple Tense PassiveOther quiz:
Grammar › ViewThe USA ___ the country that ___ the competitions in 1996.
a. was, hosted
b. were, hosted
c. is, hosts
Vocabulary and Prepositions › View
When people go on holiday to somewhere, they usually buy …products.
A. national
B. local
C. international
D. practical