[ Grammar ]
Earthquakes are one of the scariest natural phenomena ___________ they are so unpredictable.
A. because
B. but
C. so
D. neither

Random Topics:
Participle Clauses & Cleft SentencesPassive Voice in Past and Present TenseIELTS GrammarThe Simple Present Tensetoo / enoughHow many / How much - Is there / Are thereTOEFL Adjective and AdverbPhrases & ClausesFirst ConditionalArticles and PronounsOther quiz:
Grammar › ViewDeanna is the _______ of the three sisters.
A. most short
B. shorter
C. shortest
D. more short
Tenses › View
She won’t get married until she ……………. 25 years old.
A. is
B. will be
C. had been
D. was
Articles and Nouns › ViewI saw ___ eagle in the sky.
A. a
B. an
C. the
D. no article
Modal Verbs › View
I’m not sure what language it is – it ______ be Polish.
A. must
B. could
C. has to