差别模式是由( )于1969年提出的。
参考答案
参考解析
【单选题】
What purpose do post-listening activities NOT serve?
Helping students relate the text with their personal experience.
Offering students the opportunities of extending other language skills.
Practicing students' ability ofmatching the pre-listening predictions with contents of the text.
Enabling students to have a discussion about the topic.
【单选题】
女性50岁,慢性咳嗽、偶咯大量脓痰20年,有时咯大口鲜血。体检:双肺底可闻及局限性粗湿啰音,经治疗后可好转。多次胸片提示左下肺纹理增粗紊乱。本例最可能的诊断是()。
肺脓肿
慢性支气管炎
支气管扩张
肺气肿