[ Future Perfect Continuous Tense ]
Your children … paintball in my back yard for more than two hours by the time you pick them up.
- will have been being playing
- will have been playing

Random Topics:
Indefinite and Intensive NounGrammar: Used to, Would, Be used to, Get used toDependent ClausesPersuasive TextRelative Clauses and UsagePresent / Future / Present Progressive / non Action Verbsduring, for, whilePresent Tense vs Past TenseDegree of ComparisonPrepositions of Time & PlaceOther quiz:
Grammar › ViewThat cake ________ it’s burning. I’d better get it out of the oven quick!
A. smells
B. smells like
C. smells as if
Grammar › View
. Who are the primary enforcers of prescriptive grammar rules?
A. Linguists studying dialects
B. Teachers and editors
C. Travelers who learn new languages
D. Scientists studying brain functions
Articles and Quantifiers › ViewThey say that ______ Turkish language is particularly difficult for ______ Europeans.
A. _ / the
B. _ / _
C. the / _
D. the / the
Grammar › View
The students__________for the school bus are good ones.
A. waited
B. waiting
C. which is waiting
D. to wait
