read the sentence choose the correct verb form in the parentheses.
1.the policeman (was, were) manning the traffic when the ambulance arrived.
2.the cars (was,were) giving way to the ambulance .
3.the passenger was we're looking at the ambulance that passed by.
4.an old man (was, were) lying inside the ambulance.
5. the ambulance (was, were) running fast forward the hospital.​