计算log23-log212=______.

题型:填空题

问题:

计算log23-log212=______.

考点:对数函数的图象与性质
题型:填空题

假如英语课上老师要求你修改你同桌写的一篇作文,文中共有10处语言错误,请在错误的地方增加、删除或修改某个单词。

增加:在缺词处加一个漏字符号(^),并在其下面写出该加的词。

删除:把多余的词用斜线(\)划掉。

修改:在错的词下面划一横线,并在该词下面写出改正后的词。

注意:

1.每处错误及其修改均仅限一词;

2.只允许修改10处,多者(从第11处起)不计分。

Dear editor,

Next year I'll go to university and becoming a college student, and I have never been away from my parents.I don't know what to face my university life.I hear many new students are at a loss when we are at university.They can't take care of themselves in everyday life, and often feel lonely and homesick.Clothes, money or mobile phone are sometimes gone.And because different weather and food, they often get ill.Some even rent rooms outside the campus, which I don't think it is so safely. Could you tell me how to deal with these problems so that I would be able to get used the university life in the future.

题型:填空题

男性,65岁,发现右腹股沟部可复性球形肿物2年。查体:站立时腹股沟区内侧及耻骨结节外上方可见球形肿物,直径4cm;未进入阴囊,平卧时肿块自行消失。压迫内环口肿物仍可出现。应诊断

A.有侧腹股沟斜疝

B.右侧精索鞘膜积液

C.交通性鞘膜积液

D.右侧腹股沟直疝

E.右侧股疝

题型:填空题

影响人的身心发展的因素主要有遗传、()、教育和个体的主观能动性。

题型:填空题

乳粉的生产方法根据其出粉时的湿度和出粉后的加工工艺一般可分为典型的一段式干燥()。

题型:填空题

现在通行的《红楼梦》主要是()回本。

A.160

B.120

C.180

D.100

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