【单选题】下表为某同学探究“种子萌发的环境条件” 时的部分操作,他所探究的环境条件是 罐头瓶 实验材料 处理(拧紧瓶盖) 环境 ① 浸水的棉花+干燥的玉米种子 拧紧瓶盖 室温 ② 干燥的棉花+干燥的玉米种子 拧紧瓶盖 室温
【简答题】第二节:完形填空: 15分 The yearly Marathon in my town usually happened during a heat wave. My job was to follow behind the runners in an ambulance(救护车) 31 any of them needed medical attention. “We’re suppose...
【单选题】罐头瓶 实验材料 处理(拧紧瓶盖) 环境 1 浸水的棉花 + 干燥的玉米种子 拧紧瓶盖 室温 2 干燥的棉花 + 干燥的玉米种子 拧紧瓶盖 室温 上表为某同学探究“种子萌发的环境条件” 时的部分操作,他所探究的环境条件是
【简答题】完型填空。 The yearly Marathon (马拉松) in my town usually happened during a heat wave. My job was to follow behind _1_ in an ambulance (救护车) in case any of them needed medical attention. 'We're supposed to s...
【单选题】下表为某组同学用大豆种子探究“种子萌发的环境条件”实验,他们探究的环境条件是 罐头瓶 实验材料 处理 环境 ① 干燥的大豆种子 + 浸清水的棉花 拧紧瓶盖 室温 ② 干燥的大豆种子 拧紧瓶盖 室温
【单选题】下表为某小组同学用大豆种子探究“种子萌发的环境条件”实验,他们探究的环境条件是 罐头瓶 实验材料 处理 环境 ① 干燥的大豆种子+ 浸清水的棉花 拧紧瓶盖 室温 ② 干燥的大豆种子 拧紧瓶盖 室温 [ ]
【简答题】完形填空。 The yearly Marathon in my town usually happened during a heat wave. My job was to follow behind the runners in an ambulance (救护车) 1 any of them needed medical attention. 'We're supposed to stay ...
【判断题】关于饮片的预处理,素膏一般不打粉,荤膏为了出膏率高需要打粉。