[名词解释] 牙槽骨 alveolar bone/牙槽突 alveolar process
[名词解释] 固有牙槽骨 alveolar bone proper
[名词解释] 牙槽窝 alveolar socket
[名词解释] 骨折(fracture of bone)
[名词解释] 骨折愈合(healing of fracture of bone)
[单选题]B.One afternoon, Mrs Smith and her daughter, Lucy are in a big shop near their house. Mrs Smith likes Lucy and wants to buy a new sweater for her. Lucy doesn’t like the new sweater. She likes something to eat. So her mother buys some apples for her.
[单选题]B.One day Mrs Wilson went shopping with Tracy and Ben. They went to the supermarket in the new shopping centre.“Why do you buy things here? Tracy wanted to know. "Because they are cheaper here than at the corner store near our home,”Mrs Wilson said.