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【单选题】
表2 序号 史实 解释 1 春秋晚期出现了我国已知最早的人工冶炼铁器 说明传统科学技术领先世界 2 汉武帝将煮盐、冶铁、炼铜等行业收归官办 阻碍了古代盐铁铜业的发展 3 宋代棉花种植和棉纺织技术推广到等地区 表明棉布已成为民众主要衣料 4 康熙年间发明了粉彩瓷工艺,时期达到顶峰 证明古代制瓷技术有了新发展 表2中对史实的解释,最合理的是( )A.
①
B.
②
C.
③
D.
④
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【单选题】听力原文：W: Let's do some warm-up exercises before beginning our swimming. We should always start by exercising by the side of the pool to warm up our muscles. M: Yes, you are right. Let's begin. One, two...
A.
Keeping fit
B.
Health issues
C.
Swimming
D.
Shopping
【单选题】M: We have time, don't we? Every time we've gone on a trip, we've always been tied down by schedules. This time will be different. We don't have to rush. W: You're right. This is our first trip since ...
A.
It is the first time they have been on a trip.
B.
They cannot do what they like before.
C.
They don ’ t have to care about the time.
D.
They have to travel by schedules now.
【单选题】听力原文：W: Have you ever put this type of rack together before? M: No, not yet. But I am quite sure if we carry out these instructions exactly, we are not going to have any difficulty. Q: What are the tw...
A.
Practice working together.
B.
Carry the parts Outside.
C.
Find the troubles.
D.
Act on the directions.
【单选题】有关阑尾的描述，正确的是( )
A.
动脉来自肠系膜下动脉
B.
阑尾根部是三条结肠带集中处
C.
阑尾附于结肠起始部
D.
经阑尾孔开口于盲肠下端
E.
位于右髂窝，是腹膜间位器官
【简答题】W e all need a healthy environment, but we produce waste every day and it does harm to our environment. Though we are young, we can still do something to help. In fact, even the st everyday acti...
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