在△ABC和△DEF中,∠C=∠F=90°,下列判断中错误的是( ) A.若AC

题型:选择题

问题:

在△ABC和△DEF中,∠C=∠F=90°,下列判断中错误的是(  )

A.若AC=DF,BC=EF,则△ABC≌△DEF

B.∠B=∠E,BC=DF,则△ABC≌△DEF

C.∠B=∠E,AB=DE,则△ABC≌△DEF

D.∠A=∠D,AC=DF,则△ABC≌△DEF

考点:三角形全等的判定
题型:选择题

阅读短文,并按要求完成1—5题。

Failure is what often happens. It is everywhere in our life. Students may fail in exams, scientists may fail in their research work, and players may fail in competitions. Although failure happens to everyone, different people’s attitudes(态度) towards failure are different.

Some people don’t think that their failure is an important thing at all. So they pay no attention to it. As a result, they will have the (A)      failure later. Some people think they themselves are fools and lose their hearts in everything after they get a failure. Then they(B)      their time and energy on useless things. At last, they may really be fools as they have thought.

(C)Other people are quite different from these two kinds of people mentioned above. Instead of being hopeless and lost, they draw a lesson from every failure and become more experienced. They will be successful after hard work in the end. So we should draw a lesson from every failure and become more experienced.

1题为判断正误,2补全句子,3翻译成汉语,4为回答问题;5找主题句。

小题1:Failure happens to everyone. (    )

小题2:在( A )、(B)处的横线上分别填上一个单词(A)        (B)           

小题3:将(C)处句子译成汉语:

    _______      _____________      ______________________________.

小题4:Why do some people pay no attention to their failure?

                                    ________________________      .

小题5:请找出第三段的主题句,写在横线上__________________________________________.

题型:选择题

下面关于Visual Basic 6.0工具栏的说法不正确的是______。

A.工具栏可以浮动

B.工具栏一定在菜单栏的下方

C.工具栏可以显示或隐藏

D.VB有多个工具栏

题型:选择题

下图为新建的一个宏组,以下描述错误的是______。

题型:选择题

新生电子与原来的初始电子一起向阳极快速运动,也参与碰撞电离,这样就出现了一个迅猛发展的碰撞电离,形成所谓()。

A.流注

B.电子崩

C.热电离

D.表面电离

题型:选择题

下列()货物不是隐含的危险物品。

A.野营用具,可能含有易燃液体

B.演出、电影、舞台与特殊效果设备,可能含有易燃物质

C.普通的鲜花

D.药品,可能含有符合危险品任何标准的物品

更多题库