皮皮学，免费搜题
登录
搜题
【单选题】
下列物质能使干燥的蓝色石蕊试纸先变红后褪色的是 ( ) 1 氯气 2 液氯 3 新制的氯水 4 氯气的酒精溶液 5 盐酸 6 盐酸酸化的漂白粉溶液A.
①②③
B.
①②③⑥
C.
③⑥
D.
②③⑥
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】以D为角的徵调式音阶中,宫音是:
【单选题】During the second stage, if the family wanted to consume new goods and services, they had to enter the marketplace ______.
A.
as wage earners
B.
both as manufacturers and consumers
C.
both as workers and purchasers
D.
as customers
【简答题】阅读理解。 China's Manned Space Program The first stage The second stage The third stage Time: October l5,2003 Spaceship: Shenzhou V Main s: Chinese spaceman Yang Liwei was sent up into space. He went...
【单选题】The second stage of comprehensive Strategy-Formulation Framework is________
A.
t he Matching Stage
B.
t he Input Stage
C.
t he output Stage
D.
t he Decision Stage
【单选题】Studies show that people with high self-esteem are less likely to be depressed anxious or lonely than ___________ with low self-esteem.
A.
that
B.
these
C.
those
D.
ones
【单选题】According to the second paragraph, which of the following is NOT true?
A.
The first stage of a multistage rocket consists of rocket engines that provide a large amount of force.
B.
The first stage lifts the entire launch vehicle off the launch pad and into the first part of the flight.
C.
After its engines use up its fuel, the first stage part of the rocket separates from the rest of the launch vehicle and falls to the space.
D.
The entire launch vehicle includes its load of fuel, the rocket body, and the satellite.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
