【多选题】按质子理论理论,下列物质中具有两性的物质是( )
【单选题】听力原文: Fish live in water, but do they drink it? The answer is yes, but how fish drink water depends on where they live. Water gets into a fish's body through osmosis. Take a cell as an example, if the...
A.
Water absorbing ability.
D.
The ability to maintain salt.
【单选题】下列选项中与 " 亡羊补牢 " 意思最接近的是
【多选题】按质子理论,下列物质中具体有两性的物质是
【单选题】Why does the text say that people do not drink enough?
A.
Because they don't drink after taking exercises.
B.
Because they don't like drinking water.
C.
Because they drink only when they are thirsty.
【简答题】下列选项中与 “亡羊补牢”意思最接近的是
【单选题】下列选项中与 “ 亡羊补牢 ” 意思最接近的是