Complete those sentences by your own words. D. They had to wait there and
e. I wondered whether he would be successful or
f. The plane disappeared while

They had to wait there and know whether the casualty was going to make it or not. It was their very first Emergency call they had responded to.

I wondered whether he would be successful or not as it was the third time he was trying out for the audition that he desperately wanted to be casted in.

The plane disappeared while the Air Traffic Controller was trying to verify the coordinates after they had raised a Mayday distress code mid air.

Explanation:

Open sentences give one a vast opportunity to create scenarios and they give you an idea of where to begin your line of thought from.

i would need the available options to be listed to give you an answer.