[ Grammar ]
Ben said to us, “Please be quiet. I ….. to concentrate”
A. trying
B. is tring
C. tried
D. am trying

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Verb to beFuture - Will and Be going toSimple Present and Present Continuous TensesModals and PhrasesConjunctions, Interjections and DeterminersModal Verbs of Deduction and SpeculationContrastive ConjunctionPast Continuous TenseWill & Be going toModals of Necessity and SuggestionOther quiz:
Relative Pronouns and Adverbs › ViewTo _______ are you speaking?
A. who’s
B. whose
C. whom
D. who
Tenses › View
When will you buy a car?
A. simple present
B. simple past
C. future
D. past continuous
Simple Present vs Present Continuous › ViewMy brother______Geography
A. don’t like
B. is not liking
C. doesn’t like
D. are not liking
Grammar › View
Select the correct end punctuation
What a lovely surprise
___
A. !
B. ?
C. .