已知x=-1是一元二次方程x2+mx-5=0的一个解,则方程的另一个解是( )

题型:解答题

问题:

已知x=-1是一元二次方程x2+mx-5=0的一个解,则方程的另一个解是(  )

A.1

B.-5

C.5

D.-4

考点:一元二次方程根与系数的关系
题型:解答题

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

Active listening is an essential skill in learning. It is when you listen carefully to make sure you understand and learn the information that is being conveyed.     小题1:  Here are some things which can help you to listen actively.

   小题2:   . Don’t just write everything down. Listen carefully and make sure you understand what the purpose of this lecture is. As you take down notes, keep the main point in mind and make sure you understand how these notes are related.

◆Listen for an organizational structure. Listen carefully to figure out how the ideas are organized and they will make more sense.

◆Pay attention to organizational cues (暗示).    小题3:   Pay close attention to the introduction, as it will probably show how you should organize your notes. If the lecture begins with, “Today I’m going to talk about three ethnic conflicts (种族冲突) in the Middle East,” then you have a good idea of what’s going to follow. Listen for “signpost” words to show a transition (过渡) from one point to the next, such as “next” and “finally” and numerical signposts like “first” or “third”.

◆Listen with your eyes.   小题4:   Watch the teacher and be aware of how he or she uses hand gestures, eye contact and other body language to convey points.

◆Remove distractions. Put away the campus newspaper, your cell phone and anything else that might be more interesting than the lecturer.

Learning to concentrate and listen actively is an endurance(耐力) skill.   小题5:  

A.Speakers communicate information through nonverbal communication.

B.Unfortunately, many students don’t know how to listen actively when they attend classes.

C.If your teacher indicates that something is important, mark it.

D.Make yourself do it, and it will get easier over time.E. Listen carefully for words and phrases that reflect the organizational structure of the lecture.

F. Your teachers’ notes are probably organized into some kind of outline.

G. Listen for the main point and major sub-points.

题型:解答题

可用固体分散技术制备,具有疗效迅速,生物利用度高等特点是

A.微丸

B.微球

C.滴丸

D.软胶囊

E.脂质体

题型:解答题

按一般惯例,凡FOB后未加“理舱”或“平舱”字样,则由买方负担理舱或平舱的费用。()

题型:解答题

患者因皮肤疮痍破溃而引发水肿,肿势自颜面而渐及全身,发热咽红,舌红苔薄黄,脉滑数。其治法是()。

A.温运脾阳,以利水湿

B.健脾化湿,通阳利水

C.宣肺解毒,利湿消肿

D.散风清热,宣肺利水

E.温肾助阳,化气行水

题型:解答题

非参数统计方法的适用范围比参数统计方法广泛。

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