[ Grammar ]
Most studies ____ that acupuncture does not reduce nausea and vomiting caused by radiation therapy.
A. are shown
B. were shown
C. have shown
D. have been shown

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Verb Patterns › ViewI really hate _________ football on TV
A. watching
B. to watch
C. watch
Vocabulary › View
__________ is a pattern of stressed/unstressed syllables in poetry.
A. Meter
B. Meter stick
C. Onomatopoeia
D. Allusion
You ___ back up your data. The hard drive might fail soon.
A. may
B. had better
C. might
D. could
Grammar › View
Find the question
A. What is the tortoise doing?
B. Where is the bathroom
C. What is your dog’s name
D. Can I go to the baseball game