The phone is ringing. It _________________ Mary. She promised she would call.
A. must be
B. had to be
C. must have been

Random Topics:
Verbs and Possessive AdjectivePhrase vs ClausePast Simple Negative & QuestionsPassive Voice of TensesPresent Simple Affirmative and Negative-ed or -ingConjunctions and PronounsAdjective and AdverbPast ModalsGrammar - First ConditionalOther quiz:
Sentence Structure and Punctuation › ViewIdentify the sentence that correctly uses a comma to separate an introductory phrase.
A. After a long day at work, I like to relax.
B. After a long day at work I like to relax.
C. After, a long day at work, I like to relax.
D. After a long day, at work I like to relax.
Verb Tenses › View
Marco always ____ late to the 7 am class.
A. is coming
B. came
C. comes
D. come
Grammar › ViewThis bag is ___________. My bag is ___________ this bag but that bag ___________.
A. big / bigger / the biggest
B. big / bigger than / the biggest
C. bigger than / big / the biggest
D. the biggest / bigger than / big
Grammar › View
A: Would you like _____ oranges? Oh, sorry! There aren’t _____oranges. But we have apples. B: That’s all right. Can I have _____ tea? A: OK.
A. any / any / some
B. some / any / some
C. any / some / any
D. some / some / any