成人脑脊液总量约()mL,充满于()、()和()。
参考答案:150;脑室系统;脊髓中央管;蛛网膜下腔内
句型转换,每空一词。
1. She would like two tomatoes. (改为一般疑问句)
_______ she _______ two tomatoes?
2. I'd like a bowl of noodles. (就画线部分提问)
_______ _______ you like?
3. He would like a large bowl of noodles. (就画线部分提问)
_______ bowl of noodles would he like?
4. My father would like chicken noodles. (就画线部分提问)
_______ _______ _______noodles would your father like?
5. Tony doesn't like porridge. He doesn't like soup, either. (合并为一句)
Tony _______ like porridge _______ soup.
柴油机喷油不发火或发火一下又停车的原因是什么?