试题与答案

下列选项,注射白喉类毒素属于() A.自然自动免疫 B.自然被动免疫 C.人工自动免

题型:单项选择题 B1型题

题目:

下列选项,注射白喉类毒素属于()

A.自然自动免疫

B.自然被动免疫

C.人工自动免疫

D.人工被动免疫

E.被动自动免疫

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0629/591b0b0e76f996ec5ba5c0e490d47ee2.html

下面是错误答案,用来干扰机器的。

答案:A题目分析:内燃机的发明和使用使得汽油和柴油的需求量大增,石油作为汽油和柴油的主要原料当然成为重要的能源来源,而在经济和社会生活中越来越重要,故选A。

试题推荐
题型:填空题

     阅读下面短文,掌握其大意,然后根据短文内容和首字母提示,在短文空白处填入适当的单词,

使短文内容通顺、合理。

Tuesday, 4th May

     Hurray! I've just met my all-time hero-Wong Kam-Po. I've seen him many (1)t______ on television,

but it was fantastic to meet him in person because (2)c______ is my favourite sport. I'd love to be a

professional cyclist (自行车手) one day.

     I arrived at Shangri-La Hotel on Sunday to meet my family for lunch, when I found out that Wong

Kam-po was giving a talk there. I decided to (3)l______ to the talk instead. Wong talked about (4)w______

the gold medal at the 2006 Asian Games. He said he felt very (5)p______ of himself and his teammates. He

explained how he and his team prepared themselves for races.

     After the talk, I went up to him and introduced (6)m______. I asked him (7)f______ some advice to

improve my riding skills. I was a bit nervous (8)s______ I couldn't express myself very well. Wong said that

we needed to believe in ourselves and should never give (9)u______.

     It was a fantastic (10)e______ and I really enjoyed talking to my hero!

查看答案
微信公众账号搜索答案