Scientists have known exactly the reason why wearing red might give athletes an advantage.
A. Right
B. Wrong
C. Not mentioned
Not all earthquakes are strong enough________
In Paragraph 4, the last sentence "King's home was 'an arsenal'" means
A. King's home was a place where people got together.
B. King's home was a place where people tested bombs.
C. King's home was a place where weapons were stored.
D. King's home was a place where bombs exploded.
The first paragraph mentions three ways of activating the saliva in the mouth.
A. True
B. False
C. Not mentioned