[ Adjective Clause and Adverb Clause ]
A bear will only attack a human ____ threatens it.
A. where
B. who
C. which
D. what
E. when

Random Topics:
Simple Past Tense (was/were)Must Vs Have toGerund and InfinitivesPossessive Nounstoo / enoughRegular and Irregular AdverbSubject-Verb AgreementPronouns, Verb, ConjunctionModal AuxiliaryModal PerfectOther quiz:
Grammar › ViewWe ______ for our English test at the moment.
a. study
b. are studying
c. studies
d. studying
Pronoun › View
The teacher said that everyone had to submit _____ quiz corrections by Tuesday.
A. Their
B. His or her
C. Its
What is the opposite of ‘contrary’?
A. true
B. endless
C. dull
D. main
Simple, Complex, Compound Sentence › View
Vampire Diaries is my favorite television show, but I also love True Blood.
A. Simple Sentence
B. Compound Sentence
C. Complex Sentence
D. Compound Complex Sentence
