问题 单项选择题 A1型题

维生素D缺乏性佝偻病的临床表现不易出现在()。

A.单纯母乳或牛奶喂养的婴幼儿

B.患慢性腹泻或肝炎疾病的婴幼儿

C.生长发育迅速的婴幼儿,尤其是早产儿

D.户外活动较少的婴幼儿

E.患重度营养不良的婴幼儿

答案

参考答案:E

解析:常见为维生素A、D缺乏,其次为维生素B、C的缺乏。营养不良时,维生素D缺乏的症状不明显,而在恢复期生长速度加快时症状比较突出。

写句子

用下列句中加横线的词语造句。  

1.羊群一会儿上了小丘,一会儿又下来,走到哪里都像给无边的绿毯绣上了白色的大花。 

                                                                                                                                                             

2.花开了,就睡醒了似的

                                                                                                                                                       

3.不过不能让都督知道,他要是知道了,我的计划完了。 

                                                                                                                                                        

4.不管怎么拥挤,他能左拐右拐地挤过去。

                                                                                                                                                            

5.如果秦王真的拿十五座城来换,我把璧交给他。

                                                                                                                                                       

单项选择题