I hope to have a car of my own so that I________ compete with others for space on crowded buses.

At a construction site in our city the workers have uncovered an ancient wall that_______ to keep the enemy out of the city, but it requires further evidence.

—Where are you going for your holidays this summer?--Well,it’s not been decided.I______go to the countryside to see my parents.

The boy suggested that Tom ______ the problem another way, and Tom’s expression suggested that he_________. 

---- Where will you start your work after graduation, in the south or in the north? ---- Mm, it’s not been decided yet. I _____ continue my study for a higher degree.