Which sentence is NOT grammatically correct?
A. Karla must have forgotten about the party.
B. Karla must have forget about the party.

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Present TensesPresent and Past Simple TenseTypes of Sentence StructuresPrepositions & Prepositional PhrasesVerb to bePresent Simple & ContinuesModals for Necessity and SuggestionsGrammar TOEFLPast Continuous vs Past SimpleCoordinating and Subordinating ConjunctionsOther quiz:
Verb, Object, Preposition › ViewWe will prevent them _______ going outside.
A. from
B. for
C. on
Grammar › View
Which revision correctly combines the two sentences below. The test had already begun. I wanted to finish the whole test.
A. I wanted to finish the whole test, so it had already begun.
B. Even though the test had already begun, I wanted to finish the whole thing.
C. The test had begun; but I wanted to finish the whole test.
D. I wanted to finish the whole test; even though it had already begun.
Grammar › ViewMy husband is considering ………………. the job.
A. changing
B. to change
Grammar › View
Change the word in brackets to plural.
All the (house) were destroyed in the storm.
_
A. housess
B. houses
