[ Articles ]
They try to get some vigorous exercise at least three times ______ week.
A. –
B. a
C. an
D. the

Random Topics:
AdverbTenses and PronounsCorrelative ConjunctionAdverbs (manners & modifiers)Prepositions & Prepositional PhrasesPossessive Pronouns and Adjective PronounsModal Verbs and ConditionalsWould rather/ would prefer/ would likeComparatives - SuperlativesPresent Simple TenseOther quiz:
Gerund, Infinitive, Bare Verb › ViewI enjoy_______ alone
A. be
B. being
C. to be
Grammar › View
Pick the pair of antonyms:
A. giant, huge
B. awake, asleep
C. happy, glad
D. messy, dirty
My mom_____ in the market now.
A. was
B. does
C. has been
D. is
Some vs. Any › View
I don’t have __ clean shoes to go to the concert
a. some
b. any
