British government is planning to run a pilot scheme that will allow Chinese tourists to get a two-year tourist visa for £85—these ______ cost £324.
25.The rise of oil prices made scientists search for new energy resources ______ oil.
24.You didn't believe John won the first prize at the speech competition, ______?
23.I had reached a point in my career _____ I needed to decide which way to go.
22.Here are some new computer programs _____ for home buildings.
21._______ sweet and fresh, this kind of food is so popular with local people and the tourists.