比6.3吨多600千克的是()吨。

题型:填空题

问题:

比6.3吨多600千克的是(    )吨。

考点:小数的加法和减法
题型:填空题

因式分3y2-12=______.

题型:填空题

支水准路线当进行往、返观测时,从理论上说往测高差总和与返测高差总和应( )。

A.(A) 绝对值相等,符号相同

B.(B) 绝对值相等,符号相反

C.(C) 绝对值不相等,符号相反

D.(D) 等于零

题型:填空题

支气管扩张最常见于下列哪种免疫缺陷病()

A.吞噬功能缺陷

B.体液免疫缺陷

C.细胞免疫缺陷

D.纤毛运动功能障碍

E.黏附分子缺陷

题型:填空题

阅读理解。

     Child labor has been a problem for many years.Over a hundred years ago,Charles Dickens

shocked many of his readers when 1.________(describe)the conditions under which young

children worked in British factories.2.________conditions Dickens described continue,almost

unchanged today,in many parts of the world.The only difference is 3.________today's

employment of children is confined to small industries and family businesses,such as hotels,

restaurants and 4.________(particular)farms,rather than to large factories.The children not

only receive nothing or very 5.________for their long hours of work,but also they 6.________

(prevent) from attending school.Therefore,when they become older they are 7.________(able)

to do any other kind of work.

     The solution 8.________the problem of child labour is clearly better laws to protect young

children,greater supervision (监督) of industry and heavier fines for 9.________who break the

laws.Only 10.________this way can young boys and girls be allowed to enjoy the most valuable

time of their lives-childhood.

题型:填空题

患儿男,生后2天,出生体重为2400g。因吸入性肺炎入院,入院时患儿呼吸急促,口唇稍发绀。即置于辐射保暖床上抢救。

该患儿吸氧的流量应选择每分钟为()

A.1L

B.2L

C.3L

D.4L

E.5L

更多题库