数学: 1.小张以每秒3米的速度沿着铁路散步,迎面开来一列147米的客车,其行驶速度是每秒18米,火车经过小张身边要多少秒? 147/21=7 距离除以两人的速度和2.甲乙两列火车从相距2400千米的东西两地相向而行,已知甲每小时行126千米,乙每小时行114千米,相遇时甲车行了多少千米? t=2400/240=10 时间s=126*10=1260km把以上两道数学题的思路和算式.方案写下来! 英语: 一:英汉互译. 许多蛋糕 Many cake许多水 much water多少汉堡 how many Hamburg 多少果汁 how much fruit juice 想要 want thing 在图中 in the chart一些喝的东西something for drink上学 go to school 二:划线提问。 1.I'd like a mango pie.(在a mango pie上划线提问) what do you like?2.It is thirty yuan.(在thirty yuan上划线提问) how much is it?3.They are our pears.(在our pears上划线提问)who are fruit there?