[ Vocabulary ]
to irritate or feel nervous from stress; (of a fabric) to show unraveled threads or edges worn from constant rubbing
A. ripen
B. oblong
C. fray
D. somber

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Grammar › ViewThe boys are _____________ badminton at the court.
A. play
B. plays
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Vocabulary › View
Which of the following can be a pollutant?
A. Fossil Fuel
B. Volcano Lava
C. Forest fires
D. All answers are correct