[ Grammar ]
Coal, gas and oil are _____ forms of energy that cannot be replaced after used.
A. unlimited
B. renewable
C. nonrenewable
D. contaminated

Random Topics:
Comparatives and ConjunctionsGrammar - First ConditionalModals for RecommendationsDefinite and Indefinite ArticlesTransitional WordsProgressive Verb TensesDefinite, Indefinite and Zero ArticlesMust / must notPhrasesConjunctions in Complex SentencesOther quiz:
Tenses › ViewThey _______ their vacation in Europe last summer.
A. enjoyed
B. had enjoyed
C. enjoy
D. are enjoying
Comparison Degree › View
My new assistant can write reports ________we can.
A. More quickly
B. The most quickly
C. As quickly as
D. The more quickly
Vocabulary › ViewPlaced at a high or powerful level; held in high regard (of a person or their rank or status).
A. Team Ralph
B. Exalted
C. Team Jack
D. Prosperous
Preposition › View
Find the meaning of “break up”
A. interupt
B. split up/ stop for holidays
C. escape from a place
D. lose control of feelings
