[ Tenses ]
I _____ the answer to the question.
A. knows
B. knew
C. known
D. knowing
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Grammar Comma UsageEmployment VocabularyModals: Possibility, Necessity, ExpectationNarrative Tensesand, so, but, becauseThe First Conditional (if/unless)Grammar Past and Future TenseThe Simple Present TensePrepositions & Modal VerbsComparative and Superlative AdverbsOther quiz:
Grammar › ViewThe computer _________ slowly since we installed the new operating system.
A. was running
B. has been running
C. will run
Tenses › View
I helped my neighbor yesterday.
A. Present Simple
B. Past Simple
C. Future Simple
Modals of Probability › ViewI …………………. watch a programme about animals tonight.
A. might
B. can’t
Vocabulary & Grammar › View
My mother ________ in the supermarket all afternoon.
A. has been working
B. has worked
C. is working
D. works