在紧急情况下,能切断起重机总控制电源的装置是()。A、安全开关 B、连锁开关 C、紧

题型:单项选择题

问题:

在紧急情况下,能切断起重机总控制电源的装置是()。

A、安全开关

B、连锁开关

C、紧急开关

考点:起重机操作证考试起重机械的安全装置起重机械的安全装置题库
题型:单项选择题

Mary didn’t understand such sentences as“She is blue today”,“You are yellow”,“He has a green thumb”,“He has told a white lie”and so on.And she went to the teacher Mrs James for help.

Mary:Mrs James,there is a colour in each of the sentences.What do they mean?

Mrs James:In everyday English,Mary,blue sometimes means sad,yellow afraid.A person with a green thumb grows plants well and a white lie is not a bad one.

Mary:I’m afraid I don’t understand them a11.Would you give me an example for“a white lie”?

Mrs James:Certainly.Now I just give you some cakes.In fact you don’t like it,but you don’t want to let me know it.Instead you say,“No,thanks.I’m not hungry.”That’s a white lie.

Mary:It sounds very interesting.Thanks very much.

Mrs James:You are welcome.Colours are meaningful.I think you will meet more sentences like these in the future.Please come to me if you have any questions.

小题1:Blue sometimes means sad in________English.

A.good

B.spoken

C.usual

D.poor小题2:I don’t have a green thumb,so all my plants________.

A.die off

B.grow well

C.look nice

D.are good小题3:David is yellow and he is________to climb the tall tree!

A.happy

B.clever

C.brave

D.afraid小题4:He didn’t like me to know________of the accident.He told me a white lie at last.

A.the reason

B.the true story

C.the meaning

D.the answer小题5:He is ________today.He is told that his father is seriously ill.

A.blue

B.yellow

C.green

D.white

题型:单项选择题

去括号:

(1)-(-a+b)+(-c+d)=______.

(2)x-3(y-1)=______.

(3)-2(-y+8x)=______.

试用自己的语言叙述去括号法则,你觉得我们去括号时应特别注意什么?

题型:单项选择题

对子宫脱垂病人而言,不需要采取手术治疗的情况是()

A.子宫脱垂Ⅰ度轻者

B.子宫脱垂Ⅱ度者

C.子宫脱垂Ⅲ度者

D.合并 * * 前、后壁膨出

E.保守治疗无效者

题型:单项选择题

由省级药品监督管理部门审批的()

A.从事麻醉药品和第一类精神药品批发业务的全国性批发企业

B.医疗机构需要取得麻醉药品和第一类精神药品购用印鉴卡

C.从事麻醉药品和第一类精神药品批发业务的区域性批发企业

D.药品零售连锁企业从事第二类精神药品零售业务

题型:单项选择题

使用苦楝皮时应注意()

A.本品有一定毒性,不宜持续和过量服用

B.脾虚便溏者不宜服用

C.大量服用能引起呃逆、眩晕、呕吐等反应

D.与热茶同服可致呃逆、腹泻

E.本品与乌头相反

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