[ Vocabulary & Grammar ]
My mother buys blueberries very often, and she thinks the ____________ they contain can improve our eyesight.
A. products
B. substances
C. convenience
D. environment

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Grammar › ViewBodrum is a popular holiday spot ___ a lot of tourists go.
A. who
B. which
C. where
D. what
Vocabulary › View
The students participated in a(n) __________ activity after school.
A. Extracurricular
B. Culture shock
C. Cuisine
D. Captivate
Intermediate Prepositions › ViewDo you have a free access ___ this site?
A. at
B. to
C. for
D. of
Prepositions › View
The anti- smoking campaign had quite an impact _____________the young.
A. On
B. In
C. By
