[ Grammar ]
Emily eats hamburgers two or three times a month, but I eat them once ______ week.
A. in a
B. in
C. a

Random Topics:
Verb PhrasesTOEFLAdverbs of DegreeSynonymsPerfect and Past TenseFunctional Sentence TypesCountable & Noncountable NounsGrammar, Literature, and VocabularyModals and ResponsibilitiesSecond ConditionalOther quiz:
Tenses › ViewIt’s very noisy, because my dad _______________(vacuum) the carpet and my sisters _______________(play) the piano.
A. is vacuuming, is playing
B. vacuumng, is playing
C. vaccums, is playing
D. Is vacuuming, playing
Grammar › View
Although there are cultural __________ between ethnic groups, they still keep the identity of their own culture.
A. changes
B. exchanges
C. relations
Future - will / going to / present continuous › ViewLook out! That plant pot ______ on your head.
A. is going to fall
B. will fall
Adverbs of Frequency › View
I ——- TV with my friend at home
A. Run
B. Watch
C. Wash
D. Watches
