It is not necessary for you to finish your assignment tonight

1. It is not necessary for you to finish your assignment tonight.  
=> You don't.........................
2. I can't draw as well as my sister.
=> My sister...........................
3.The picture is to the right of the clock.
=> The clock...........................
4. Hoang likes go to for a walk after hard-working hours.
=> Hoang is.............................