第19题: [单项选择]直丝弓矫治器消除第一序列弯曲是通过()。 A. 槽沟上加入近远中倾斜角度 B. 调节托槽底的厚度 C. 槽沟上加入唇舌向倾斜角度 D. 托槽底加入近远中倾斜角度 E. 托槽底加入唇舌向倾斜角度 参考答案:B
第20题: [单项选择]{{B}} Passage One
Questions 26-28 are based on the passage you have just heard.{{/B}} A. To pass the exams. B. To apply for scholarships. C. To avoid making inaccurate claims. D. To avoid plagiarism. 参考答案:C 答案解析:[听力原文]26-28
In today’s class I will give you some advice on how to write a good research proposa