GJ-1净化剂为灰褐色至（）色液体，采用连续投加，投加浓度一般小于30mg/L。A、

看图阅读下面短文，并借助图片和上下文补充所缺信息，每个空格只能填写一个形式正确、

意义相符的单词。

     One day, the weather was very hot. The 1_____ was shining brightly in the sky. A crow flew

over, he was very 2_____. He saw a bottle on the 3_____. There was only a little 4_____ in it. But

the neck of the bottle was too 5_____. He couldn't touch the water with his beak [(鹰等的)嘴].

How could he 6_____ the water? Suddenly, he saw some stones 7_____ the bottle. He came up

with a(n) 8_____. He picked 9_____ the stones one by one and put them into the bottle. More and

more stones in and the water rose up. Finally the crow drank the water. How 10_____ he was!

二氧化碳捕获与埋存等新技术属于（）。

Which is NOT a distress signal? （）

A.A continuous sounding with any fog signal apparatus

B.A signal sent by radiotelephone consisting of the spoken word "Mayday"

C.An International Code Signal of N.C.

D.The firing of green star rockets or shells

在设备台架上工作，为预防物体打击、碰伤事故的发生，必须做到（）。

A.传递工具、材料应使用绳索；

B.严禁上下抛掷，防止坠物；

C.所有工作人员必须正确佩戴安全帽、戴手套；

D.根据作业环境，必要时装设安全围栏

某粘性土的液性指数为1.2，则该土处于（）状态。