角色游戏以模仿动作为满足，这是指（）A．3岁前儿童 B．4岁儿童 C．5岁儿童

我国规定：对企业利用废水、废气、废渣等废弃物为主要原料进行生产的，可在 ( )内减征或者免征所得税。

A．5年

B．6年

C．8年

D．10年

有预定目的，但又不需要意志努力的注意是（）。

A．随意注意

B．不随意注意

C．随意后注意

D．无意注意

阅读下面短文并用英语回答问题，交答案与在答题卡相应的位置上（请注意答题时的词

数要求）。

[1] Mandela Day is an annual international day adopted by the United Nations.  It is more than a celebration of Nelson Mandela's life and legacy ; it is a global movement to take his life's work into a new century and change our world for the better.

[2] Mandela Day includes a series of events involving entertainment, music ,films and community service with the hope of inspiring people around the globe to use their individual power to help change the world around them for the better. A global movement for positive change begins with small actions. As each person acts, they motivate people to change positively, raising awareness and expanding the reach of Mr. Mandela's values-fighting . injustice, helping people in need. On Mandela Day people all over the world, in the workplace, at home and in schools, will be called upon to spend at least 67 minutes of their time doing something useful within their communities, especially among the less fortunate.

[3] Mandela Day will be celebrated on the 18th of July each year. It will give people in South Africa and all over the world the opportunity to _______________________. Each of us can make a small difference simply by giving others a hand. If we all make a difference together, our collective effort can truly change the world.  Mandela Day is a day for all of us to roll up our sleeves and play an active role in building our communities. This is an opportunity for each of us to share Nelson Mandela's vision of a better future for all.

[4] However, to know some political activities of Nelson Mandela surely helps us to understand Mandela Day better.                 .

小题1:What is the main idea of Paragraph 2? ( no more than 8 words)

_______________________________________________________________________________

小题2: Fill in the blank in Paragraph 3 with proper .words. ( no more than 5 words)

_______________________________________________________________________________

小题3:Explain the underlined phrase in Paragraph 3.  ( no more than 5 words)

_______________________________________________________________________________

小题4:What would you like to do on Mandela Day?

_______________________________________________________________________________

小题5:What do you think the writer will talk about if passage continues? ( no more than 10 words)

_______________________________________________________________________________

与下列化学结构不相符的叙述为（）。

A．为亮黄色或橙黄色的结晶性粉末

B．供药用的是含有甘露醇和氯化钠的冷冻干燥粉

C．需静脉给药

D．水溶液不稳定，能逐渐水解和转化为反式

E．用于治疗小细胞肺癌、睾丸癌和卵巢癌

下列各式中，计算结果不等于贡献毛益率的是（）

A.单位贡献毛益/单价

B.贡献毛益/销售收入

C.1-安全边际率

D.1-变动成本率