题目内容

Time markersEventWhen our car __1__ to a stop at the beach,we saw the Mediterranean Sea, and I knew the beach was known for its ___2__ rip currents. I ____3___ with fear.Suddenly I heard shouting in French. A _4_ of people were running into the sea, fully clothed. That’s __5__, I thought...I __6__ something moving up and down amid the waves. That’s a little boy out there!...Sucking in a deep breath, I __7__ myself into the water.As soon as I jumped in, I felt like I was back in that pool, breathless, struggling, terrified. I swam with all my__8__, reaching the boy just as he sank below the surface. I grabbed his arm and pulled.When I turned back, I fought to get us back to land, but made little__9__. I remembered what I’d learned in my life saving class and we slowly made our way to__10__.

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小学数的概念教学脱离具体情境,学生只是机械式地重复练习,一旦改变形式就无从下手。

A. 对
B. 错

在小学教学中,有些教师考虑到学生对于抽象的数的概念理解有困难,所以教学时刻意将概念分开来讲授。这种教学方法虽然注意到了学生在理解上困难,但是会让学生感觉到学的知识比较零散。

A. 对
B. 错

在教学过程中,为了能够保证学生在学习过程中逐步加深对数的概念的理解,并且能够有意识地扩展数的概念,教师在整个教学过程中,应不断建构以及解构数地概念

A. 对
B. 错

商品开发要考虑的因素有( )。

A. 可利用的资源
B. 现有的技术水平和生产能力
C. 国家有关的法律、法规
D. 营销人员口才

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