1. 2 days ago/ we/ stuck/ traffic jam/ over 2 hours.

=> 2 days ago, we stuck jam over 2 hours.

2. Most streets/ city centre/ congested/ rush hour.

=> Most streets in city centre was congrested on rush hours.

3. You/ use/ have/ tricycle/ when/ child?

=> Did you use to have tricycle when you was child? 

1.Two days ago ,we stucked the traffic jam over 2 hours.

2.Most streets in the city centre congested in the rush hour.

3.Was you have a tricycle when you was a child?