I. Thay đổi chủ động thành bị động
  1. Bill will invite Ann to the party.
$\Rightarrow$Ann .................................
  2. I didn't write that letter.
$\Rightarrow$That letter .......................
  3. Hundreds of people visit the White House everyday.
$\Rightarrow$Thư White House .............................
  4. Everyone doesn't know this fact  very well. 
$\Rightarrow$This fact ....................................
  5. Do you wash the dishes everyday?
$\Rightarrow$Are ....................................
  6. Shakespreare  wrote that play.
$\Rightarrow$That play ...................................
  7. Does Jackson give that lecture?
$\Rightarrow$Is ...........................................
  8. They will send you the money  at the end of the month.
$\Rightarrow$You ...........................................
  9. People speak Spanish in many countries.
$\Rightarrow$Spanish ....................................
  10. The children often read stories in the evening.
$\Rightarrow$Stories ........................................