The sense relation of the following pair of sentences (see X and Y) is __________.X. Mar)" has been to Japan. Y. Mary has been to Asia,
A．X entails YB．X presupposes YC．X is inconsistent with YD．X is synonymous with Y

课堂语言练习活动遵循准确性、得体性、流利性等原则，简述两个内涵与目的，并各举一例．说明活动方式。

If a teacher gives commands in English and asks students to show understanding by action or gestures, he/she is most probably using__________.
A．Communicative ApproachB．Audio-lingual ApproachC．Grammar Translation MethodD．Total Physical Response

According to The National English Curriculum Standards, the language knowledge students are required to learn consists of phonetics, vocabulary, grammar,__________.
A．function and themeB．culture and societyC．literature and linguisticsD．discourse and genre

设计任务：请阅读下面学生信息和语言素材，设计一节课的教学方案。教案没有固定格?式．但须包含下列要点：?teaching objectivesteaching contentskey and difficult pointsmajor steps and time allocationactivities and iustifications教学时间：45分钟?学生概况：某城镇普通中学高一年级第一学期学生，班级人数40人。多数学生达到《普通高中英语课程标准(实验)》五级水平。学生课堂参与度一般。语言素材：?Pompeii: The factsAugust 24, in the year AD 79, began normally for the people in Pompeii, a town at the foot of Mount Vesuvius. Farmers went out to their fields, shopkeepers set out their goods for sale,craftspeople opened their workshops and the rich walked to the public baths while their servants cleaned their houses and washed their clothes. Unfortunately, the end of the day was far from normal for the 20,000 citizens of Pompeii.Early in the afternoon, when many people were resting from the heat of the day, MountVesuvius erupted. Millions of tonnes of ash, lava and pumice poured onto the surrounding hillside and over the town of Pompeii and other towns and villages. By evening Pompeii was buried under 3-5 meters of ash and mud, and at least 2,000 men, women and children were buried with their town.

下列教学片段选自某一高中课堂实录，阅读后回答问题：?(1)该片段反映了教学中哪两个环节?(10分)(2)分析这两个教学环节的目的。(10分)(3)从教学有效性的角度评价这个教学片段(至少写两个要点)。(10分)T: Could you play games on Internet every evening, boys and girls?Ss: Sorry, I couldn't.T: On what day could you play them every week?Ss: Only on Saturday and Sunday.T: Oh!We could say you could play games twice a week. I could go visit friends on Monday and Tuesday evenings. So we could say I could visit my friends twice a week. What does TWICE here mean?Ss: It means "两次".T: Great! Then you will be divided into groups, four in one group, to make as many sentences as possible by "Could you ... every week?" and "twice a week". After 5 minutes, I'll invite one speaker out of each group to present in class.