[ Present Continuous ]
____they doing business now?
A. Is
B. Am
C. Are

Random Topics:
Grammar: is/are/was/wereConditional 0Tense,noun,preposition,quantityPronounPast Tense vs Future TenseHow much or How many?Present tense AffirmativeIf- ConditionalTo Infinitive/Bare Infinitive/GerundsModal Verbs and PermissionOther quiz:
Grammar › ViewJanet is keen on trying a ………. of that cake you’ve made.
A. bit
B. plenty
C. couple
Quantifiers › View
I have money, not enough to buy a ticket.
A. a lot of
B. a little
C. many
D. little