[ Grammar ]
David _______ (improve) his tablet with a faster processor.
A. improves
B. improving
C. improved
D. improve
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Tenses StructureAdjective / Noun + to InfinitivePresent Perfect and Simple Past TenseSimple Present Continuous TenseWill and Will notSubject Verb Agreement and Verb TensesVerb Moods and Vague PronounsArticle the or zero article (-)Conjunctions and TransitionsSentence Structure and Grammar RulesOther quiz:
Countable & Uncountable Nouns › ViewThere is not ___ that can be done to save some endangered species.
A. much
B. more
C. many
Grammar & Vocabulary › View
She always felt she was a _______ to her parents.
A. disappoint
B. disappointed
C. disappointment
D. disappointingly
Grammar Rules › ViewChoose
We use the modal verb “must” to express…
A. obligation and necessity
B. strong recommendation
C. lack of necessity or obligation
D. prohibition
E. advice or an opinion
Grammar › View
My brother learns _______ chess
A. play
B. to play
C. playing