[ Grammar ]
Can you be quiet please. I _________ to someone on the phone.
A. talking
B. have talked
C. am talking
D. talk

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Past PerfectPast ParticiplesTenses - Present and PastVerbs and AdverbsPreposition and Word FormVerb Tense, Pronouns and AntecedentsGerunds in SentencesGrammar - Be going toPreposition and Preposition PhraseZero Conditional SentenceOther quiz:
Verb Tenses › ViewDifferentiate between the following sentences: “She sings” and “She sang.”
A. Both are in the present tense.
B. Both are in the past tense.
C. “She sings” is in the present tense, and “She sang” is in the past tense.
D. “She sings” is in the past tense, and “She sang” is in the present tense.
Grammar › View
The leaves in New England _____________ colors every fall for as long as I can remember.
A. change
B. will have changed
C. changed
D. have changed
Modals › ViewWe may go to the movies tonight.
A. Possibility
B. Moral duty
Grammar › View
Is the following fragment missing the subject or verb?
Napoleon’s rule, similar to Mr. Jones’s tyrannical rule,
A. subject
B. verb
