[ Vocabulary and Grammar ]
We should protect the ________________.
A. environment
B. environmental
C. global warming
Select your answer:

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Superlative Degree (Adjective) › ViewThe weather in Portugal is a lot __________ (good) the weather in England.
A. Better then
B. The best
C. Gooder than
D. Better than
Grammar › View
When going to these sites, visitors can learn about significant _________ events in Vietnamese history.
A. historic
B. historian
C. historical
D. historically
