在图所示的电路图中，能用电压表正确测出灯L1两端电压的是_刷题宝

题干

在图所示的电路图中，能用电压表正确测出灯L₁两端电压的是（）

A：

B：

C：

D：

上一题下一题 0.0难度选择题更新时间:2018-07-16 06:34:13

答案(点此获取答案解析）

D

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下列词语书写没有错别字的一项是( )

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二恶英是一种剧毒物质，其结构为

，已知它的二氯代物有10种，则其六氯代物有（）

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相对细菌和植物细胞而言，动物细胞离体培养更需关注培养基的渗透压，这是因为动物细胞（）

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根据达尔文进化论的观点，人类起源于（）

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补全对话

A：Betty, where did you go last Sunday?

B：Oh, I went to the forest with my friends

A：Forest?____

B：We picked some flowers．

A：Really?____

B：Of course．We enjoyed ourselves．

A：____

B：We went there by bike．

A：____

B：For about five hours

A：Five hours?____

B：In a farmer's house．

A：What about the food?

B：It was delicious．

A：That sounds great．Maybe l'll go there next week, too．

A.How did you go there?

B. Why did you go there?

C. Who did you go with?

D. What did you do there?

E. Did you have a good time there?

F. How long did you stay there?

G.Where did you have your lunch?

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