—Need I accomplish all we have set out to do?—Yes, you ____; otherwise you ____fired.

 Although she didn’t know the best way of getting to places, she insisted that she ____________ the trip properly.

—What do you think of Sam, the newcomer?     —Well, he talks as if he ________ everything.     

______ it rain heavily tomorrow, we would have to put off the visit to the Forbidden City.

Helen _________ go on the trip with us, but she isn’t quite sure yet.