[ Grammar ]
He speaks very fluent Polish, __________ is very difficult to learn.
A. who
B. which
C. –
D. that

Random Topics:
Nouns and QuantifiersGrammar ElementaryArticles with Proper NounsComparativeSimple, Compound, Complex SentencesCompound and Complex SentencesGoing To Be and WillGrammar on ConditionalsGerunds in SentencesFigure of SpeechOther quiz:
Articles and Pronouns › ViewThe articles are . . .
A. a, an, the
B. am, a, this
C. is, was, were
D. nouns, pronouns, adjectives
Vocabulary › View
When I want to ___ for a test or an exam,
A. take
B. prepare
