精彩推荐
To cross the road ____________, we should know something about the road __________. ( )
7个月前
10个月前
It’s time to say goodbye to my school. I’ll always remember the people _______ have helped me.
1年前
These days, a new kind of restaurant is becoming popular.
1年前
人耳能分清原声和回声的时间间隔应大于0.1秒,所以要能听到回声,人离障碍物的距离应( ) A. 大于34米 B. 大于17米 C. 等于34米 D. 等于17米
1年前