[ Grammar ]
Anne promised ……………………….. (help) her sister with her homework.
A. to help
B. helped
C. to helping
D. helping

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Grammar Comma UsagePast Tense and Past ContinuousPossessive PronounsMix-TensesPresent Perfect Simple vs ContinuousTo Infinitive or GerundPresent and Future TensesModals of ObligationSimple Present vs Present ProgresiveAdjective, Adverb, and Noun FormsOther quiz:
Some vs. Any › View“Which CD do you want to put on?” “Oh, … . I just want to hear some music!”
a. some
b. any
Grammar › View
She said that he____________________ his History exam.
A. have failed
B. was failed
C. had failed
D. has failed
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A. travel
B. having travleed
C. travelling
Phrase or Clause › View
Carl Sandburg has many expressions.
A. Phrase
B. Dependent Clause
C. Independent Clause