Plants and trees need water to grow; ______, friendship needs our heart and passion to develop._刷题宝

题干

Plants and trees need water to grow; ______, friendship needs our heart and passion to develop.

A：similarly

B：generally

C：naturally

D：fortunately

上一题下一题 0.0难度选择题更新时间:2018-02-28 11:17:10

答案(点此获取答案解析）

A

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函数f（x）的图象如图所示，则下列关系正确的是（）

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阅读材料，回答问题。

王安石《元日》诗：“爆竹声中一岁除，春风送暖入屠苏。千门万户瞳瞳日，总把新桃换旧符。”

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玻璃棒是化学实验中常用的仪器，其作用是用于搅拌、过滤或转移液体时引流．下列有关实验过程中，肯定不需要使用玻璃棒进行操作的是　 ____（可以多选）

A．用pH试纸测定Na₂CO₃溶液的pH

B．从氯酸钾和二氧化锰制取氧气的剩余固体中提取KCl

C．实验室用新制的FeSO₄溶液和预处理过的NaOH溶液制备Fe（OH）₂白色沉淀

D．配制一定物质的量浓度的氯化钠溶液

E．取某溶液做焰色反应实验，说明该溶液中含有钠元素

F．用适量的蔗糖、浓硫酸和水在小烧杯中进行浓硫酸的脱水性实验

G．促使过饱和的硝酸钾溶液析出晶体．

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Come and visit England—museums and parks

British Museum

Subway: Tottenham Court Rd

You can get the information about Rosetta Stone inscriptions (碑文)here.

You can also take a walk in Great Court. It is the biggest indoor square in Europe.

National Library

Subway: Charing Cross

You can see more than 2000 famous paintings from the famous Europeans here.

It is one of the largest art galleries in the world.

Natural History Museum

Subway: South Kensington

You can experience the fearful time. It brings you to the terrible time of the dinosaurs.

You can see other wonders of nature here with your own eyes.

Greenwich Park

Light rails

You can see the beautiful roses here.

It is London's oldest royal(皇家的) park with the longest history. The Royal Weather Station is here, too.

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下列实验操作正确的是( )

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