[ Conjunction ]
Do you think this is something ___ can be learned?
a. who
b. that
c. X (the conjunction can be omitted)

Random Topics:
Conjunctions in Complex SentencesVerbs, Tenses, and VocabularyGrammar: Adjectives & PrepositionsArticle the or zero article (-)Have to/Has toFuture Tense (will/be going to/p.continuous)PunctuationClauses of ReasonGerund and To InfinitiveSimple Present vs Present ProgresiveOther quiz:
Grammar › ViewA female lion is called a lioness_________ take care of newborn cubs.
A. He
B. She
C. You
D. They
Modals › View
Guests ___________dress appropriately when attending formal events.
A. may not
B. ought to
C. must
D. can’t
Vocabulary › ViewThe ice cream was ______ and tasted amazing!
A. interrupted
B. aroma
C. healthful
D. luscious
Verb Tenses › View
He……………………… in an office.
A. work
B. works
C. working