[ Vocabulary ]
Mining is of ____________ importance to many countries in Africa.
A. gradual
B. ordinary
C. complex
D. prime

Random Topics:
Quantifiers & Modal VerbsVerbal CommunicationFuture Simple TensesPassive SentencePresent Simple: affirmative, negative, interrogativePrepositions of MovementDescriptionsGrammar - may & mightParts of Speech and GrammarGrammar TOEFLOther quiz:
Conjunction › View… you gave him 10 great reasons to never give up, he wouldn’t listen
A. Even though
B. As
C. Because
D. So that
Vocabulary › View
The teacher ____ a different task to each student at the beginning of the term.
A. assigned
B. admired
C. reminded
Grammar › ViewThis floor _______________.
A. dirty
B. are dirty
C. dirty is
D. a dirty
E. isn’t dirty
Modal Verb › View
………….. anyone like coffee?
A. Could
B. Would
C. May
D. Can
