问题
单项选择题
在规划中要考虑污水经再生后回用的污水为( )。
A.雨水
B.工业用水
C.城市污水
D.生活污水
答案
参考答案:C
在规划中要考虑污水经再生后回用的污水为( )。
A.雨水
B.工业用水
C.城市污水
D.生活污水
参考答案:C
根据对话内容,从方框中选择适当的词(词组)填空。 | |
B: Yes, I do. Elephants are my 2 animals. A: Why? B: 3 they're cute. A: Look! There's an elephant. It's big. B: It's 4 big. Please look at those two elephants there. A: Ha! They are very big! B: Do you know where the elephants are from? A: Are they 5 Africa? B: Yes, they are. |