小麦的需水临界期是（）。 A.返青期 B.拔节期 C.抽穗开花期 D.结实期 发布时间：2018-05-08 05:53 │ 来源：www.tikuol.com 题型：单项选择题 问题： 小麦的需水临界期是（）。A.返青期B.拔节期C.抽穗开花期D.结实期
题型：单项选择题 短文改错。Peter was walking back home from school, thought about the class today. It was about giving the first aid. Suddenly she saw a young girl lay on the ground. She seemed to be asleep but Peter saw that her face was very pale. He walked up to the girl and call softly," Miss, Miss." She moved slightly and gave no clear response . He put her hand under her nose. Yes, she was even breathing . Then he suddenly saw that it was a wound on her left leg and blood was flowing out. She might have hit by a car. He dialled 120 and called an ambulancewhile waited for it, then he put the girl in the recovery position by roll her onto one side and placing her left upper arm under her chin. 1. _____2. _____3. _____4. _____5. _____6. _____7. _____8. _____9. _____10. _____ 查看答案
题型：单项选择题 关于急性上呼吸道感染的描述，正确的有（）A.常见病原体是病毒B.白细胞计数多正常或偏低C.少数患者可有轻度胃肠道症状D.治疗上常规使用抗生素E.病毒感染时外周血象表现为白细胞计数正常或降低、淋巴细胞比例增高 查看答案