[ Grammar ]
One _____ method for keeping our mind active is doing cross
A. popularity
B. popular
C. popularly
D. popularize

Random Topics:
Parts of SpeechModals of ObligationPassive SentencePast and Perfect TensesPresent Continuous for FutureInterrogative Pronouns & AdverbsSimple vs Present Continuous TensesParticiple Clauses & Cleft SentencesTOEFLContrastive ConjunctionOther quiz:
Adverbs › ViewMike runs everywhere during recess
A. how
B. when
C. where
Pronoun › View
___________ parents didn’t allow them to go to the party.
A. Theirs
B. There
C. Their
D. There’s
…. mosquitoes appeared after the rain.
A. A large amount of
B. A great number of
Gerund and Infinitives › View
Do we need______dollars at the airport?
A. to buy some
B. buying
C. buy