来自江晓红的问题
Asweallknow,light(travel)fasterthansound
Asweallknow,light(travel)fasterthansound
1回答
2020-06-13 21:59
Asweallknow,light(travel)fasterthansound
Asweallknow,light(travel)fasterthansound
Asweallknow,light(travels)fasterthansound.光比声音传播的快,这是一个公认的事实,是一个自然规律,所以不管全文是现在时还是过去式,这一类表达都用一般现在时