[ Possessive Nouns ]
The door of the classroom is broken.
A. The classrooms door is broken.
B. The classroom’s door is broken.
C. The classrooms’ door is broken.

Random Topics:
FOR & SINCECountable QuantifiersConditionals Type IComparatives and Past Perfect TenseModal AuxiliaryPassive SentenceAdjectives and DegreesTime ClauseCompound Words and SentencesQuantifiers, Countable and Uncountable NounsOther quiz:
Grammar › ViewWe want … English.
A. learning
B. learn
C. to learn
Vocabulary and Grammar › View
John contributed fifty dollars, but he wishes he could contribute ________.
A. more fifty dollars
B. one other fifty dollars
C. the same amount also
D. another fifty
Grammar › ViewLast week, Beth ______ to the movies with me, but this week Tammy _______.
A. go/went
B. goes/go
C. went/will go
D. goed/will go
Coordinate Conjunction › View
She has some shoes, … none of them are comfortable for brisk walking.
- and
- but
- nor
- so