图中,C是( ) A.亚欧板块 B.非洲板块 C.太平洋板块 D.印度洋板块

题型:选择题

问题:

图中,C是(  )

A.亚欧板块

B.非洲板块

C.太平洋板块

D.印度洋板块

考点:海陆的变迁
题型:选择题

Did she         any foreign languages?   [ ]

A. learnt      

B. learn        

C. learns      

D. learned

题型:选择题

下列试验属于沉淀反应的是()

A.肥达试验

B.外斐试验

C.单向琼脂扩散试验

D.Coombs试验

E.E花环试验

题型:选择题

吸烟与肺癌关系的许多研究都是前瞻性队列研究,最初调查过吸烟情况的研究对象中有一部分后来失访了,这些失访者()

A.应从研究中剔除出去

B.只在随机化试验中才影响结果

C.因为进入研究时存在选择偏倚,可得出不正确的相对危险度估计值

D.其被随访到的那段时间应包括在暴露人年中

E.只有当这些失访者具有较高的肺癌危险度时,才会得出有偏差的相对危险度的估计值

题型:选择题

This interactive on-line program helps non-native writers of English improve or fine-tune (调整) their writing skills in English. Recommended for intermediate or advanced levels, this on-line language class targets common writing problems of ESL/EFL writers. Class participants will build more effective writing skills. Topics include the items listed below.

● Clear explanations of grammar rules in English.

● Examples of common errors.

● Interactive practice activities that give students immediate feedback on answers.

● Application activities to guide students in applying new skills.

A free on-line needs assessment is provided to give participants an immediate results analysis to help them decide if this program will meet their needs.

To register call (519) 594-5152.

For further information, call (519) 594-5907 and ask for Dr. Roberts.

Instructor: Kathy L. Hans, has been teaching in the field of English as a second language for more than 20 years. She has trained ESL teachers throughout California for the State Department of Education and authored Teaching Pronunciation in Context, a training text with videotapes for teachers.

The Interactive On-line Program The participants of this program: (46) of English

The aim of this on-line language class: to solve (47) of ESL/EFL writers

The number of program topics: (48)

The way to decide if this program will meet the participants’ need: free (49)

The length of Kathy L. Hans’s working experience, more than (50)

Choose the right word to fill in the following essay corresponds to the air()

题型:选择题

PTN设备初次开通时序列号是设备的唯一标识,以CiTRANS640设备为例,需从设备的哪个单盘上获取()。

A.MSK1

B.XCUK1

C.EMU

D.E1K2

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