三相电力变压器一次接成星形,二次为星形的三相四线制,其相位关系用时钟序数表示为12,其联结组表示为()。
A、Y,yn0
B、D,yn11
参考答案:A
第二卷
第四部分:写作(共两节,满分35分)
第一节:短文改错(共10小题;每小题1分,满分10分)
假定英语课上英语老师要求同桌之间互相修改作文,请你修改你同桌的以下作文。
文中共有10处语言错误,每句中最多有两处。错误涉及一个单词的增加、删除或修改。
删除:把多余的词用斜线(\)划掉。
增加:在缺词处加一个漏字符号(∧),并在该词下面写出该加的词。
修改:在错的词下划一横线,在该词下面写出修改后的词。
注意:1、每处错误及修改均仅限一词。
2、只允许修改10处,多者(从11处起)不计分。
Most families in China hoped their single children will have a happy future, so they are very strict in their
children. So do teachers in school! Many children are given so much homework that they have hardly
any spare time have sports. The children are forbidden to do anything but to study. No wonder such many
children are tired of lessons. Some even attack or kill his parents and teachers! I believe many people
already read this kind of news in newspapers or magazines. Shouldn’t we draw lesson from the accidents?
Now our government is making out a plan to solve the education problems.
触电者既(),应采用人工呼吸和胸外挤压法同时进行救护。
A.有心跳无呼
B.无心跳又无呼吸
C.无心跳有呼吸
D.呼吸困难