[ Grammar ]
In the US, it’s __________ to ask how old people are.
A. inappropriate
B. unappropriate
C. independable
D. impossible

Random Topics:
Family VocabularyLinking VerbsPast PerfectQuantifiers / Prepositions of Time and Comparative AdjectivesSuperlativesModals VerbAdjective SuffixesSo - Too - Either - NeitherHow much and how manyPossessive PronounsOther quiz:
Prepositional Phrases › ViewShe’s getting quite good ____ reading now.
A. at
B. on
C. of
Grammar TOEFL › View
“Why does the baby next-door keep crying?”
“As usual, it ______ by the baby sitter.”
A. is neglecting
B. is to be neglected
C. is neglected
D. neglects