_临沂成人高考网

S: I’m sorry. Professor Johnson is not here at the moment. This is his assistant, Sally.  _____52_____?

What are schools required to do to make the lunches healthy?

• A、Provide balanced meals.

• B、Make up new guidelines.

• C、 Design their own menus.

• D、Cook with more vegetables.

The next morning people found the world outside their houses completely________ .

• A、change

• B、changing  
  

• C、changed
  

• D、to change