In an economy ________income per head used to rise by barely 1% a year, current growth rates feel like a miracle.
2. Another grand bridge will be built _____ the Pearl River in our city.
1. He kept his head _____ water when he began to learn swimming, but he raised his head now and then
100. The visitors _______ the castle are asked not to take photographs.
99. If you study harder, you will catchthe others in the class.
98. We have friends ____ the world.