[ Present Perfect Tense ]
Lisa . . . . my letter. Perhaps she is very busy.
A. didn’t answer
B. don’t answer
C. isn’t answering
D. hasn’t answered

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Past Perfect Tense and Past TenseGerunds, Infinitives and ParticiplesCountable QuantifiersModal Verbs & Reflexive PronounsGrammar: Have toGrammar - Present and Past PassiveGrammar and PrepositionComparatives and SuperlativesVerbs, Tenses, and VocabularyVerbs - third personOther quiz:
Grammar › ViewWhat change needs to be made? In last week’s game, Cyndy kicks the ball farther than anyone else.
A. change kicks to kicked
B. change kicks to kicking
C. change kicks to will kick
Apostrophes and Grammar › View
Which of the following sentences is a command?
A. You must go home quickly now.
B. It is necessary to close the library.
C. Tidy the chairs before you leave.
D. They should catch the next bus.
Grammar › ViewI didn’t know the reason ______________ I got in trouble.
A. when
B. why
C. how
D. where
Passive Voice › View
Transitive verbs have direct objects.
A. TRUE
B. FALSE
