浣溪沙[宋]苏轼游蕲水清泉寺，寺临兰溪，溪水西流。 山下兰芽短浸溪，松间沙路净无

阅读理解

     Look at this. What’s this in English, do you know? Ah, it’s a photo. Who’s that in the photo? It’s Li

Yan. Li Yan is my good friend. She is a beautiful girl. Who’s that? The boy in black? It’s Jim. He is an

English boy. He is very cool. He is my friend, too. We are all in the same school. I like Jim and Li Yan. 

1. What is t his? It’s ________.

A. a school    

B. a friend      

C. a photo      

D. an English friend

2. Li Yan is ________.

A. a good boy                  

B. a cool boy        

C. a beautiful girl                

D. an English girl

3. What color is Jim in?

A. Red        

B. Yellow      

C. Orange      

D. Black

4. Who’s English?

A. I          

B. Jim          

C. Li Yan      

D. Jim and Li Yan

5. Who are in the same school?

A. Jim and Li Yan                

B. Jim and I          

C. Li Yan and I                  

D. Jim, Li Yah and I

下列关于恶性肿瘤的叙述，错误的是(    )

A．恶性肿瘤细胞能不间断分裂

B．恶性肿瘤细胞能广泛转移扩散

C．恶性肿瘤细胞都是由上皮细胞形成的

D．腌制、熏烤食品中含有引发恶性肿瘤的物质

证券投资和借贷资本输出属于？

某建筑物柱下独立锥形基础，如图所示，基础底面尺寸为3m×4m，柱子截面尺寸为0.8m×1.0m，基础埋深2m，基础采用C25混凝土（fT=1.27N／mm2），基础顶面处上部结构传来相应于作用的基本组合时的轴压力F=1800kN。基本组合由可变作用控制。基础底面设100mm厚C15素混凝土垫层，取aS=50mm。

确定该柱与基础交接处的受冲切承载力设计值（kN）最接近下列（）项。

A.1800

B.1700

C.1600

D.1500

绝对误差没有正负值