Exercise 2

produce (v.)
product (n.)
productive (adj.)
production (n.)
Exercise 21
Fill in each of the blanks with the appropriate form of the word from the list
  • 1. Our new
    is better than all those of our competitors.
  • 2. Soon the car will go into mass
    .
  • 3. Petroleum (石油) can be used to
    various chemical products.