B. Fill in each of the following blanks with the proper form of the given words. A. operate B. confused C. specialist D. pushy E. combined F typical G registration H. employed 1. His father is an eye ________( 专家 ) . 2. ________ parents get their children into the best schools. 3. John kicked the door open, which was_______ of him. 4. My mother learned to ______a sewing machine(缝衣机) at a very early age. 5. My sister is in charge of the______ of births. 6. His mother is _______ in a hospital. 7. The teacher was________ by what the student said. 8. The two small shops________to make a larger one.