正确答案: D

叶肉分化为栅栏组织和海绵组织

题目：的叶为异面叶。

解析：D

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举一反三的答案和解析：

[单选题]BJuly 21st , 2007 was a typical English summer’s day — it rained for 24 hours! As usual, I rushed home from work at midday to check on the house. Nothing was amiss. By the time I lift work at 5 pm, however, the road into our village was flooded. Our house bad never been flooded but, as I opened the front door, a wave of water greeted me. Thank God the kids weren’t with me, because the house was 5 feet deep in water . We lost everything downstairs. And the plaster had to be torn off the walls, ceilings pulled down.

Wrong.B． Missing.C． Right. D． Found.

[单选题]下列各项中每句话都体现管仲是治国之能臣的一组是①夫管仲，民之父母也。

①③⑤ B． ①④⑥

[单选题]中国以不同的方式经历了两次世界大战。回答18、19题。18. 2009年，人民海军在山东青岛举行建军六十周年阅兵。这里曾见证了第一次世界大战后作为战胜国的中国蒙受屈辱的历史，与此相关的国际文件是

《凡尔赛合约》

[单选题]北京奥运会开幕式将中华文化与奥林匹克精神完美结合，向世界奉献了一部奥运史上最华美的乐章。这充分说明①文化创新需要博采众长 ②中华文化具有包容性

①② B．①③ C．②④ D．③④

[多选题]蕨类植物生活史的特点是( )。

孢子体发达且占优势

孢子体和配子体都能独立生活

孢子体有了真正的根和维管组织分化

解析：ABD

[单选题]When you are little, the whole world feels like a big playground. I was living in Conyers, Georgia the summer it all happened. I was a second grader, but my best friend Stephanie was only in the first grade. Both of our parents were at work and most of the time they let us go our own way.It was a hot afternoon and we decided to have an adventure in Stephanie’s basement. As I opened the basement door, before us lay the biggest room, full of amazing things like guns, dolls, and old clothes. I ran downstairs, and spotted red steel can. It was paint. I looked beyond it and there lay even more paint in bright colors like purple, orange, blue and green.

To show his artwork to her.

解析：解析：细节理解题。根据第四段“I saw a car in the distance and jumped up as I recognized the car. It was my mother. I couldn’t wait to show her my masterpiece.”可知我当时是很高兴的想把我的杰作给母亲看。所以选择D。

[单选题]According to the text, recycling ______.

helps control the greenhouse effect

解析：

细节理解题。根据If such packaging is burnt, it gives off greenhouse gases which go on to cause the greenhouse effect. Recycling helps, but the process itself uses energy.可知A项正确。