题型:填空题 Our school has a big library. We often go there. Today is Sunday. Lily and I are in the library. In the library there are some signs on the wall. The signs mean (意思是) different (不同的) things. We know them. Don’t shout in the reading room. Don’t drink or eat here. Don’t litter (乱扔东西) in the library.I see a man smoking in the reading room. I go to him and say, “Sir, you can’t smoke here. Look at the sign. It says ‘No smoking’.You can smoke in the smoking room.” The man says sorry. 小题1:Which sign means “Don’t litter”? A B C D 小题2:What are there on the wall of the library?A.PicturesB.MapsC.SignsD.Photos小题3: The man can smoke __________________.A.in the reading roomB.in the smoking roomC.anywhere (任何地方) in the schoolD.in the library小题4:Where are Lily and I?A.In the park.B.At the cinema.C.In a shop.D.In the library.小题5:In the library _____________.A.you can eat or drinkB.you can smokeC.you can’t talk loudly (大声地)D.you can litter 查看答案
题型:填空题 患者男性,48岁。乙型肝炎病史10年,因乏力、低热、腹胀、少尿来院就诊。检查发现巩膜黄染,腹部膨隆,有大量腹水存在。肝略缩小,脾肿大,超声显像见肝内纤维增殖,肝硬化结节形成,肝门静脉和脾静脉增宽。诊断为肝炎后肝硬化、肝门静脉高压症。与肝硬化腹水形成有关的有()。A.抗利尿激素增多B.肝淋巴液生成过多C.肝门静脉压力增高D.低白蛋白血症E.肾脏排钠排尿减少F.继发醛固酮增多 查看答案
题型:填空题 在光滑的水平面上,一个重为50N的物体以0.8M/S的速度做匀速直线运动,则该物体在水平方向上受到的合力为______N;若该物体在10N的水平推力作用下,静止在粗糙的水平面上,则受到的合力为______N,受到的摩擦力为______N. 查看答案