问题
判断题
基尔霍夫第一定律只能用于节点，不能用于闭合面。（）
答案
参考答案：错
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基尔霍夫第一定律只能用于节点，不能用于闭合面。（）
参考答案：错
| 根据短文内容,回答下列各问. | |||||||||||||||
My friend,Tom,has four meals(饭)a day．They are breakfast,lunch,afternoon tea(茶)and dinner．Let's look at what he has for the meals．
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| 1. How many(多少)meals does Tom have? ______________________________________________________________ 2．What does Tom have for lunch? ______________________________________________________________ 3．Does Tom like milk? ______________________________________________________________ 4．Does Tom have afternoon tea at 7:00am? ______________________________________________________________ 5．How long(多长)does Tom have dinner? _________________________________________________________ minutes(分钟) |