在肿瘤免疫当中重要的效应细胞是()A．中性粒细胞  B．浆细胞  C．巨噬细胞  D

As a teenager，I am often asked what I am going to be in the future. A lawyer？A doctor？Or a scientist？No，my ideal career is to be a teacher. One of the ____for that is I want to be a teacher like Mr. Chen.

“Look！Do you know what it is？A-ha，it’s the_____!And it will always move around the sun.” Mr. Chen said and pointed to his head. He then touched the nose and ___, “Can you tell me the name of this mountain? It is the highest mountain on Earth! What’s the _______of it? Yes, it’s 8844.43 metres.”  I’ll never forget my first geography lesson. He was______humorous that we all fell in love with his lessons______. It’s Mr. Chen who opened the door of geography for us.

Generally speaking, most of the teachers are strict   students and sometimes a little bit demanding（苛求的）, not so with Mr. Chen. He is a lighthouse, showing us the way to the treasure of knowledge. He is a friend and easy to get    with, always encouraging us to speak out loud without  our shyness and other disadvantages. He is an example, volunteering his time to students and other teachers.

One day I happened to meet him in the hospital. Seeing the cut on his arm, I realized he was donating his    . I was moved and was     another lesson, a lesson of love and devotion.

Every time I see my globe（地球仪）, it would   me of Mr. Chen. He is the most unforgettable teacher I have    met and he will always be. Someday I hope I am      to be a teacher like him.

Thank you, Mr. Chen, thank you for making learning not a job but a joy.

Thank you for helping me to discover what I do best and to do it even     

Thank you for understanding all of us and giving us the time and care each of us needs.

某中学生，15岁。经骨髓穿刺检查诊断为"急性淋巴细胞白血病"，给以常规治疗，症状无缓解。医生告诉家长，此病目前尚无理想的治疗方法，医院正在尝试使用一种疗效不肯定、有一定风险的药物。其家长表示愿意做这种试验性治疗。但没有履行书面承诺手续。治疗二天后，病人病重，抢救无效，死亡。此后，家属否认曾同意这种治疗方案，称是"拿病人做试验"，要追究医生责任，于是造成医疗纠纷。

病人家属称本案是"拿病人作试验"并告上法庭，理由如下，但其真实的思想是（）。

A.家长没有书面承诺，说明对该方案有保留意见

B.抢救不够及时，拖延了时间

C.家长没签字，医生必须承担患儿死亡的责任

D.要求减免住院费用

E.医生所做的试验缺乏临床数据积累

建设项目用地合理性分析主要包括（）等。

A.土地功能规划分析

B.土地利用合法性分析

C.土地利用的适宜性分析

D.土地利用经济效益分析

E.土地利用生态效益分析

化疗药中，属于抗代谢药的有（）

A.环磷酰胺

B.氟脲嘧啶

C.丝裂霉素

D.长春新碱

E.阿霉素

有人把一块美玉献给子罕，子罕不受。献玉者说：“我把玉给工匠看了，他们认为是宝物，所以才献给你。”子罕回答：“你把玉当作宝，我把不贪当作宝。你把玉给我，那么你失去了玉，我失去了不贪的德，大家都失去了自己的宝物。不如我们各自保有自己的宝物。”子罕拒玉的历史典故包含的哲学道理有（）

①事物的价值是变化的，因为其属性和功能具有不确定性

②事物是否具有价值，取决于人们的价值判断

③人们的立场和需要不同，其价值选择就不同

④价值观对人的行为起着重要的导向作用

A.①②

B.①③

C.②④

D.③④