问题
填空题 案例分析题
下图是光合作用过程图解，请据图回答：（在[]中填写标号，在横线上填写文字）
光合作用的原料是（）和（）
答案
参考答案：
CO2；H2O
解析：
根据光合作用的化学反应方程式，光合作用的原料是CO2和H2O，H2O参与光反应，CO2参与暗反应。
搜题请搜索小程序“爱下问搜题”
下图是光合作用过程图解，请据图回答：（在[]中填写标号，在横线上填写文字）
光合作用的原料是（）和（）
参考答案：
CO2；H2O
解析：
根据光合作用的化学反应方程式，光合作用的原料是CO2和H2O，H2O参与光反应，CO2参与暗反应。
完成表格。阅读下面短文，根据其内容，完成表格中所缺的信息。 What makes a successful speech? First, you should have a good speech script (稿子) so that your ideas and language can attract people's attention. And some skills are necessary, too. Here are some suggestions on giving great speeches: ◆Beat nerves Relax yourself before and when making a speech. Practice your opening sentence three or four times. This will help make a sure start and a successful speech. When you stand on the stage, think of the audience(观众) as your family members and friends. ◆Keep it natural Natural body languages will help your speech: smile, stand straight and look at the audience. Do not drop your head or play with a pen. Also, dressing yourself nicely will help the audience feel respected. ◆Pace and pause (节奏和停顿) Pace and pause add color to your speech. Speak fast enough to keep people excited and slowly enough for people to fully understand you. After an important point, pause for a moment. It'll change the atmosphere (气氛)in the audience. Tips on giving speeches
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