1. According to the Centers for Disease Control and Prevention, how many antibiotics are prescribed needlessly worldwide?
a. about 20 percent of antibiotics
b. about 30 percent of antibiotics
c. about 40 percent of antibiotics
d. about 50 percent of antibiotics
2. What used to be banned but is no longer banned?
a. turning points
b. strict gun laws
c. assault weapons
d. background checks
3. According to one analyst, why did the Olympic Committee begin adding extreme sports to the games?
a. to attract young viewers
b. to cause controversy about the Olympics
c. to provide more opportunities for medaling
d. to take better advantage of the facilities at Olympic locations
4. How is this movement for stricter gun laws different from previous movements?
a. It is led by students.
b. It came after a mass shooting.
c. It is sending a message to politicians.
d. It puts an emphasis on mental health.
5. Which of the following best supports the idea that dogs can tell how humans feel?
a. Dogs have different barks to express different moods.
b. Dogs have left-gaze bias.
c. Betsy the Border Collie recognizes more than 340 human words.
d. Dogs are better than chimpanzees, our closest animal cousins, at understanding human gestures.