2. I asked Jack to polish my shoes
⇒  I asked my shoes tobe polished by Jack
3. Jack will ask the Mason to build his house
⇒ Jack will ask his house to be built by the Mason
4. They are going to tell us to play football
⇒ They are going to tell football to be played by us

5. Mr. Green has told the electrician to repair his electric fan
⇒ Mr. Green has told his electric fan to be repaired by the electrician
6. Alice is going to tell the manicurist to manicure her nails next Sunday
⇒ Alice is going to tell her nails to be manicured by the manicurist nex Sunday

20, every year, millions of tons of rice are exported by Viet Nam