将下列句子改为主动句.英语 】
将下列句子改为主动句.英语 】
将下列句子改为主动句.
1.A birthday party will be given tomorrow .(改为主动句)
2.We call maths the language of science .(改为被动句)
3.Too many trees are still being cut down in the USA .(改为主动句)
4.They say that Mr Liu can speak German .(改为被动句)
5.It is said that he is a good doctor .(改为被动句)
6.A birthday party will be given tomorrow .(改为主动句)