细胞呼吸原理在生产生活中应用广泛,以下分析错误的是( )
A:要及时为板结的土壤松土透气,以保证根细胞的正常呼吸
B:皮肤破损较深的患者,应及时到医院注射破伤风抗毒血清
C:慢跑可以促进人体细胞的有氧呼吸,使细胞获得较多能量
D:选用透气性好的“创可贴”,是为保证人体细胞的有氧呼吸
下列有关地球昼和夜的叙述,正确的是( )
Sally is a good girl. She never ____ up late. Her mother wakes her up(唤醒)at 6:00 a.m. From a quarter ____ six, she begins to do sports. The she comes back and has ____ at six forty. After that, she goes to school. Sometimes she ____ her bike.At school, Sally has seven classes on ____ . Sally is good at(擅长)English. She san speak English very well. After school she often plays ____ games with her ____ . Then she goes home by bus. She gets home before 6:00 p.m.. After____ she begins to do her ____ . Then she ____ TV for a while, she always goes to bed before half past ten.
材料一:“我的附庸的附庸,不是我的附庸”。
材料二:“我的主人啊!臣下乃是我主的仆人,领有采邑的家臣。臣下愿竭忠尽职,不顾生死,一生侍奉我的主人。”
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