问题
单项选择题
当臭氧与氧气的分压相同时,臭氧在水中的溶解度比氧气()
A.低
B.高
C.相同
D.无法比较
答案
参考答案:B
当臭氧与氧气的分压相同时,臭氧在水中的溶解度比氧气()
A.低
B.高
C.相同
D.无法比较
参考答案:B
补全对话。 | |
B: Yes, I am. 1______ A: I'm traveling here, too. When did you arrive? B: 2______ A: I've just arrived. 3______ B: Yes. I enjoyed it very much. A: How long will you stay here? B: 4______ Then I'll go to France and England. A: Oh, that's great! I'll go there, too. Can I go with you? B: Of course. 5______ |