The plan has to be _______ to meet the real situation.
Life isn’t so easy here as it_____ be.
Ninety-six point five percent of the water on the earth ______ sea water.
His mother _______his son’s being admitted into college.
---I wonder if I could possibly use your car for tonight?---_______. I’m not using it anyhow.
The total cost of their trip to Canada_____$ 8,000.