[ Modal Verbs ]
She ___ have forgotten about the appointment.
A. must
B. can
C. could
D. should

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Aspect or tenses of VerbsFamily Members and Present SimpleGerund Subject or ObjectPassive Voice of Tenses-ing form and the to-infinitiveFuture - be going toAdverbial Concession ClausesClauseVerb PhraseSimple Present and Present ContinuousOther quiz:
Prepositional Phrases › ViewIdentify the prepositional phrase in the following sentence:
Mrs. Immordino put new white ghost lights on the tree.
A. put new white ghost lights
B. on the tree
C. Mrs. Immordino
D. white ghost lights
Verb & Grammar › View
Which word is an adjective in this sentence: “The blue car is fast”?
A. blue
B. car
Grammar › ViewNot only they but also I …….. that report.
A. Has submitted
B. Have submitted
C. Submits
D. Am submitted
Grammar › View
The taller mountains reach into the colder layers of the atmosphere.
A. Complex
B. Not Complex
