请问这句哪里错了,怎么改《my car just wouldn't move any furtherit was complete dead

请问这句哪里错了,怎么改《my car just wouldn't move any furtherit was complete dead my brother's toy car doesn't work请问同义句是怎么改?-------- --------- ---------with my brother's toy car. Who's car is this?It's hers.这句话哪里错,怎么改.急, I spend a lot of time driving这句哪里错了 要怎么改 My father doesn't have a car改成肯定句怎么改? That's my mother's car.改为同义句怎么改? —Dad,he is my friend,Tom. —Hello ,Tom. 这两句话中哪里错了该怎么改 I must finish to do my homework before supper.这句话有没有错?还有哪里错了 怎么改 My brother bought a umbrella 哪里错了,正确的怎么改 where is Lucy?she,s my sister 哪里错了 怎么改 this is his pen.my is in the pencil box 哪里错了 怎么改 this is his pen.my is in the pencil box 哪里错了 怎么改 my brother,s short are green.哪里错了怎么改 请问这5句英语对吗?怎么改?①i don't mind that you request unfriendly to me which my car have hinder your car②he decide （to） continue to make his experiment,but this time he will apply other a method to make it③she approve constrain he went to school by take his father car today.哪里错.怎么改 must I finish the homework now?No,you mustn't.请问这句话哪里错了?怎么改 病句,哪里错了,怎么改? My brother has a car.(改为否定句)怎么改我知道楼下的答案是正确的，但是为什么是 My brother doesn't have a car.而不能改为 My brother hasn't a car.