问题
判断题
车站发售客票时,可以使用到站不同但票价相同的车票互相代替。
答案
参考答案:错
车站发售客票时,可以使用到站不同但票价相同的车票互相代替。
参考答案:错
综合填空。根据短文内容,用所给单词的适当形式填空。 | |
has made rivers dirty. It kills fish and 2 our drinking water. Noise pollution makes us speak 3 and become angry more 4 . Air pollution is the most serious kind of pollution. It's bad for all 5 things in the world. |