先看图在横线上填上适当的分数,再在横线上填上“>”或“<”.
____ ____ ____
Hello! I'm Dolly. ①I work at a hospital. ②I'm a nurse. My house is not far from the hospital. ③So I walk to work.④And my brother is a teacher.⑤He goes to work by car.
①____ ②____ ③____
④____ ⑤____
A. How does he go to work?
B. Where do you work?
C. What does your brother do?
D. How do you go to work?
E. What do you do?
春种一粒粟,秋收万粒子.某生物兴趣小组的三个同学对植物种子萌发所需的条件特别感兴趣,于是他们三人分工合作,都以大豆种子为材料进行了实验探究.现将他们的实验设计与数据结果整理于下表.请认真分析表格内容,回答有关问题:(表中未说明的环境因素,均认为条件适宜)
学生名称
装置标号
温度(℃)
湿度
光照
种子数
发芽率
甲
A
25
潮湿
有光
100
96
B
4
0
乙
C
干燥
无光
D
98
丙
E
5
F