Meet Anna, a seventeen-year-old science star. She studies medicines to help sick people. Now she makes a new pill to replace acetaminophen (对乙酰氨基酚). Her pill works like acetaminophen but hurts livers (肝脏) less. Many people get liver problems from old pills. Anna tests her medicine carefully in her lab. She hopes her work will keep people healthier. Young minds can make big changes!

1. 1. How old is Anna?

A    15 years old.

B    18 years old.

C    17 years old.

D    

2. 2. What is Anna making?

A    A tool for hospitals.

B    A new pill.

C    A book about science.

D    

3. 3. Why is Anna’s pill better?

A    It is safer for livers.

B    It works faster.

C    It tastes sweeter.

D    

4. 4. Where does Anna test her medicine?

A    In a hospital.

B    In her lab.

C    At school.

D