With the help of all the v-----,he started farm work in his own field

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• With the help of all the v-----,he started farm work in his own field
• With the help of all the v-----,he started farm work in his own field
• 八年级英语补全对话 每空一词 首字母已给出A:Hello!The summer h____(1) will come next month.What's your plan?B:I'd like t____(2) go weimming.A:That'll ve very interesting.Is there anybody e____(3)with you?B:yes.Dad will go with me.He's good at swimming.I need a teacher.I just started to I____(4) it last year .What about you?A:I'm going to help my father with his farm work.It's the busiest time of the year f____(5)him.B:How I____ will you have to work?A:M____(7)three or fo
• 求中文翻西班牙语,几个单词.
• 在一条笔直的公路上有A、B两地,它们相距150千米,甲、乙两部巡警车分别从A、B两地同时出发,沿公路匀速沿公路匀速相向而行,甲乙两车的速度分别为70千米/小时、80千米/小时,设行驶的时间为X小时,1、从出发到两车相遇之前,两车的距离是多少千米?（结果用含X的代数式表示）2、已知两车都有对讲机,每部对讲机在15千米内（含15千米）时能够互相通话,求行驶过程中两部对讲机可以保持通话的最长时间?