The phrase"Sneak up on“(Para.4) most probably means（   ）

• A、protect
  
  

• B、attack
  
  

• C、affect
  
  

• D、benefit
  
  

This text mainly about（   ）

• A、The importance of DNA
  
  

• B、The role of exercise.
  
  

• C、the birth of a new journal
  
  

• D、the difference between twins
  
  

Task 1:

16、Para（   ）

17、Para（   ）

18、Para（   ）

19、Para（   ）

A.Taking good care of yourself.

B.Staying in bed for the entire day.

C.Taking your attention away from illness.

D.Knowing where and how to get medicine.

E.Informing friends and family of your illness.