The manager wants to see changes in the company, and I am sure he will ______.
29.He turned down the request of his friend because it was________the limit of his power.
28.After driving for five hours, they arrived at_______they thought was the place th ey had been dreaming of.
27.If you had worked hard, you ______ so anxious now.
26.______ I'm willing to help, I do not have much time available.
25.The rise of oil prices made scientists search for new energy resources ______ oil.