[ 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:
Past Tenses › ViewThe sentence They had been working for hours focuses on the result.
A. TRUE
B. FALSE
Grammar › View
Robert Ballard invented an underwater robot. Which ones are the nouns?
A. Robert Ballard, robot
B. Robert Ballard, underwater
C. invented, robot
D. Robert Ballard, invented
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
