晚期食管癌病人的主要常见症状为()A.进行性吞咽困难 B.胸背部压痛 C.吐黏液 D

题型:多项选择题

问题:

晚期食管癌病人的主要常见症状为()

A.进行性吞咽困难

B.胸背部压痛

C.吐黏液

D.体重减轻

E.腹泻

考点:肿瘤学(医学高级)消化道肿瘤消化道肿瘤题库
题型:多项选择题

短文填空 根据短文内容及首字母提示,补全空格内单词,使短文完整、通顺(10分)

Dear Editor,

I’m a middle school student. I’m writing to tell you about children who are left-behind(留守儿童) in towns around the country. Now, our city is b 小题1:   more and more modern. That makes a lot of 小题2: leave their hometowns to work on building the cities. But when they work in the cities, their children are waiting for them at home. One of the most 小题3:  problems is the loneliness. These left-behind children feel always l小题4:  and stressed out because they have no parents’ love. At the same time, nobody can teach them the differences b小题5: right and wrong. So , it’s easier for these children to make m小题6:   even break laws. It’s very important for us to pay more 小题7: to these children if we want to build a harmonious society.

So how do we s 小题8:  this problem? Most of the left-behind children say they miss their parents a lot, 小题9:  during holidays. Maybe the government can set up special group activities for these children during holidays. Of course, the best thing for these families is to be together. As the song says, “If 小题10:   gives their love, the world will be better.”

Best wishes to you!

Sincerely,

Mary

题型:多项选择题

单项选择。

They want me ____ a song at the party. [ ]

A. sing

B. to sing

C. sings

D. singing

题型:多项选择题

以下关于机器语言的描述中,不正确的是()。

A.计算机都有自己的指令系统,就是机器语言

B.机器语言可读性强,容易记忆

C.机器语言是唯一能被计算机识别的语言

D.机器语言和其他语言相比,执行效率高

题型:多项选择题

下列有关实验的操作过程,正确的是 [ ]

A.钠与水的反应:用镊子从试剂瓶中取出金属钠,用小刀切下绿豆粒大小的一块钠。小心放入装满水的烧杯中

B.配制100mL的质量分数10%的H2O2溶液:取一支规格为100mL的量筒,先取质量分数为30%的双氧水溶液33.3mL,然后于加水至100mL刻度线

C.检验某浅绿色溶液中含有Fe2+离子:取该溶液少许,向其中加入KSCN溶液,不变红色;再向其中滴加氯水,溶液变为红色。

D.取出分液漏斗中所需的上层液体:当下层液体从分液漏斗下端管口流出后,及时关闭活塞,然后更换一个接收容器,打开活塞将分液漏斗中的液体放出。

题型:多项选择题

不可诉补贴,又称()

A、“红色补贴”

B、“黄色补贴”

C、“绿色补贴”

D、“白色补贴”

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