下面的图形中，不是轴对称图形的是（ ▲） A．有两个角相等的三角形； B．有一个

以不提高总价、不影响中标，又能获得较好的经济回报为原则，可采用一些报价技巧，如()。

A．多方案报价法

B．突然降价法

C．不平衡报价法

D．最低盈利法

E．许诺优惠条件

Part 1: Self-introduction

·The interlocutor will ask you and your partner questions about yourselves. You may be asked about things like "your hometown ", "your interests ", "your career plans ", etc.

Part 2: Presentation

·The interlocutor gives you two photographs and asks you to talk about them.for about one minute. The examiner then asks your partner a question about your photographs and your partner responds briefly. Then the interlocutor gives your partner two photographs. Your partner talks about these pictures for about one minute. This time the interlocutor asks you a question about your partner’s photographs and you respond briefly.

Part 3: Collaboration

·The interlocutor gives you andyour partner a list of topics. Both of you need to choose one to discuss together. The interlocutor may join in the conversation and ask you questions, but you and your partner are expected to develop the conversation.

Topic 1:

Death Penalty

Topic 2:

People Who Have Money Should Help Those Who Don’t Have Money

Topic 3:

Playing a Game Is Fun When You Win.

Topic 4:

The Most Effective Way to discourage Bad Behaviour

Topic 5:

Why Is Text Messaging via a Cell Phone Becoming So Popular in China

女性，48岁，双腕肿痛1个月，伴晨僵大于5小时，发热半个月。

若与其他结缔组织病相鉴别，最重要的检查是（）。

A.C-反应蛋白（CRP）

B.类风湿因子（RF.

C.抗核抗体谱

D.C₃和CH₅₀

E.ESR

Your umbrella is much bigger than _____. [ ]

A. I

B. me

C. my

D. mine

危险化学品安全技术

扑灭遇湿易燃物品火灾，可以用( )灭火剂扑救。

A．二氧化碳

B．水

C．泡沫

D．酸碱