抗休克的首要而基本的措施是（）。

A.防止出血急性肾功能衰竭

B.改善心功能

C.补充血容量

D.纠正酸中毒

E.改善周围血管张力

假如英语课上老师要求同学们交换修改作文，请你修改你同桌写的以下作文。

文中有10处错误，要求你在错误的地方增加、删除或修改某个单词。

增加：在缺词处加一个漏字符号(∧)，并在其下面写上该加的词。

删除：把多余的词用斜线(＼)划掉。

修改：在错的词下划一横线，并在该词下面写上修改后的词

Our English teacher has just graduated university this year.Though she hasn’t much teaching experiences,all of us think high of her.She always makes her class active and interested.What’t is more ,she is so a learned person that we can learn a great deal of from her .And most important of all ,she is strict in us .Some of us are poor at English ,so she always gave us much help in his spare time .Besides,she often spends some time with us ,joining in our after-school activities in order to we have more chances to practice our spoken English .we all get along well with her .