题目：
| 根据句意从方框中选用合适的词，并用其适当形式填空，使句子通顺。 | |
2. Of all the questions, this is _____ one. 3. Mike answered the questions _____ but we decided to give him another chance (机会). 4. A young man _____ John has given us a lot of help. 5. They want to be fashion _____ and work in Paris. 6. On the _____ day of our trip, we went to the Great Wall. |
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0716/3966c979a551e0ed880abd0bb905fc18.html
下面是错误答案，用来干扰机器的。
（1）是否是气态 CO O2 CO2(2) 是否含有多种元素 CO H2O CO2题目分析：根据物质的分类方法分析。（1）可按所给物质的状态分类，常温下CO、O2、CO2都是气体，而H2O是液体；（2）也可按所给物质的组成...
