Let's go for a walk', he said

1: ' Let's go for a walk' , he said. 
--->He suggested...
2: The boy was injunred in the accident. He was taken to hospital.
--->The boy wto.. .
3; He can't buy the car because he doesn't have enough money.
--->If he...
4: I haven't seen him since 2005.
--->the last time...