从A、B、C、D四个选项中选择可以填入空白处的最佳答案。 ( )21. Suzhou is known _______ its beautiful gardens and I want to visit it this summer. A. to B. by C. as D. for
从A、B、C、D四个选项中选择可以填入空白处的最佳答案。 ( )21. —Why were you absent _______ the meeting yesterday? —Because I had a bad cold. A. about B. to C. of D. from
从A、B、C、D四个选项中选择可以填入空白处的最佳答案。 ( )21. The report was too difficult for them, so they made repeated requests _______ help. A. at B. of C. for D. on
从A、B、C、D四个选项中选择可以填入空白处的最佳答案。 ( )21. The report was too difficult for them, so they made repeated requests _______ help. A. at B. of C. for D. on
从A、B、C、D四个选项中选择可以填入空白处的最佳答案。 ( ) 21. Stephen Hawking was born ______ a family of thinkers, and he wasnt born ______ such a strange illness. A. with; with B. into; with C. into; into D. with; into
2019上海市中考物理二轮专题复习 电学计算
大连市2019年初中毕业升学模拟考试(一) 物理与化学 注意事项: 1.请在答题卡上作答,在试卷上作答无效。 2.物理试卷共五大题(1~32...
一、选择题(本题共14小题,每小题2分,共28分) 注意:第1~11小题中,每小题只有一个选项正确。 1.下列物品在通常情况下属于导体的是 A.铅笔芯 B.塑料尺 C.橡皮擦 D.玻璃杯
一、欧姆定律公式为:I=U/R;由公式可以得到两个变形式:U=IR、R=U/I。 对于欧姆定律公式,只要知道三个量中的两个,就可以求出第三个量。但应用时,一定要注意三个量的对应关系。 二、对于一道应用题,如果能分步解答的,尽可能分步解答。如果遇到有的应用题不能分步解答,则一般列方程解答。例如:串联电路可利用总电压不变作为等量关系列方程。
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