【单选题】患者男性,20岁,突发上腹剧痛3小时,怀疑消化道穿孔,无休克表现,为进一步明确诊断,首选的检查方法是( )
【单选题】Listen to the following passage and choose the best answer to each question. 1. What festival was mentioned in this conversation?
B.
The Mid-Autumn Festival
【单选题】Listen to the news and answer the following 4 questions. Which is the world’s largest online shopping Festival? ( )
【单选题】我国生产的下列保温材料中。何者导热系数最小、保温性能最好()
【单选题】我国生产的下列保温材料中,何者导热系数最小、保温性能最好?[2004-059]
【单选题】我国生产的下列保温材料中,______导热系数最小、保温性能最好。
【单选题】Listen to the news and answer the following 4 questions. Which is the world’s largest online shopping Festival? ( )
【单选题】When celebrating the Moon Festival in San Francisco, there are some traditional arts of Asia EXCEPT __________.
【简答题】下列材料:A、橡胶 B、纸张 C、塑料 D、银 E、指南针 F、水 G、汞 H、金刚石 I、肥皂 K、玻璃.导电性能最好的是______;磁性最好的是______;密度最大的是______;比热容最大的是______;硬度最大的是______;弹性最好的是______;延展性最好的是______.
【简答题】Listen to the introduction to the Asia
World-Expo and
fill in the blanks.