中译英:1.可以确定火星上没有生命.2.据报道明天将有雪.3.英语在世界上被广泛运用.4.他的汽车正在被修理.变主动语态为被动语态:1.I saw the boy run yesterday.2.You should finish the homework on time.3.We clean our classroom every day.4.We must build some new roads in the west of China.piece of cake..要保证正确率呃.. 旧人旧城丶哸v 1.可以确定火星上没有生命.There is surely no life in the Mars.2.据报道明天将有雪.It is reported that it will snow tormorrow.3.英语在世界上被广泛运用.English is used all over the world.4.他的汽车正在被修理.His car is under mending1.I saw the boy run yesterday.The boy was seen to run yesterday.2.You should finish the homework on time.The homework should be finished on time.3.We clean our classroom every day.Our classroom is clearned every day.4.We must build some new roads in the west of China.Some new roads must be built in the west of China. 为您推荐： 其他类似问题 It is certain that there is no life in MarsIt is reported that it will snow tomorrow.English is widely used in the world.His car is being repared.The boy was seen run yesterday.