问题
单项选择题
在肠道和肾小管管腔中，与葡萄糖实现联合转运的主要离子是
A．Na+
B．K+
C．Ca2+
D．Cl-
答案
参考答案：A
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在肠道和肾小管管腔中，与葡萄糖实现联合转运的主要离子是
A．Na+
B．K+
C．Ca2+
D．Cl-
参考答案：A
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| Living in another country can be very lonely. Last year I went to a middle school in America. I had no friends there. I was 1 alone, and sometimes I felt like I was the only person in the world. One Monday, our teacher 2 a boy into the classroom and told us,"This is Terry King, your new classmate." He was tall and fat, and when he 3 , his eyes turned into a line. He was always smiling, and it seemed like he had no 4 . Terry took the seat next to me. Then he looked at me for a second. I didn't realize that we 5 become good friends later. After school that day, I went to a 6 to play my favorite computer game. When I went inside, I got a big surprise: Terry was there and was playing the 7 game! "Hey, I'm surprised to see you here," I said. I sat down beside him. "Me, too," he smiled, and his eyes turned into a line. I turned round and looked at his screen. He was a good 8 . I hoped we could play 9 . I asked excitedly, "Do you like this game, too?" In fact, I had never talked to a classmate too freely before, but his 10 helped me to open up. "Would you like to play with me?" I asked. "Sure," he answered. He seemed as happy as I was. As we started the game, we started our friendship, too. | ||||
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畸形舌侧窝，深，可卡探针，温度测试同对照牙。