[ Vocabulary ]
Experts say that the _______ of the world could be over 7 billion by the year 2015.
A. number
B. population
C. rate
D. quantity
Random Topics:
Modal Verbs for PossibilityPassive of Modal VerbsActive & PassiveFuture Time and TensesPast TensePast TensesLinking Verbs and TensesSubject/Verb Agreement with Collective NounsGerund after Prepositions and Certain VerbsComparative AdverbOther quiz:
Question Tag › ViewI didn’t hurt you, ______?
A. didn’t I
B. did I
C. do I
D. don’t I
Modals › View
Students __________ arrive on time to class.
A. don’t have to
B. have to
C. has to
D. doesn’t have to
Relative Clauses and etc › ViewIn a big city like New York, __________ Jodie lives, it isn’t easy to meet people.
A. where
B. which
C. that
D. when
Grammar › View
We … In this restaurant 2 days ago
A. Ate
B. Eaten
C. Eating
D. Eat