1.Alice's strange ideas astonished everybody.
->everybody................................................
2.the garage is going to repair our car for us next week.
->we are going to.............................................
3.someone left the purse in the classroom.
->The purse...........................................................
4.The scientists have studied the problem carefully.
->The problem.........................................................
5.The students in my class are going to organize a surpise party this evening.
->A surprise party..............................................................................................
6.He asked me to send a stamped envelope.
->I ................................................................
7.They have awarded andrew a prize for his essay.
->Andrew...........................................................
8.How do you make candles ?
->How are................................................................
9.The pollution in the city is affecting people's breathing.
->people's breathing.............................................................
10.Who invented the telephone?
->by.................................................................
giúp mik nha 
1.Alice's strange ideas astonished everybody.
->everybody was astonished by Alice's strange ideas
2.the garage is going to repair our car for us next week.
->we are going to be repaired our car for us by the garage next week
3.someone left the purse in the classroom.
->The purse was left in the classroom
4.The scientists have studied the problem carefully.
->The problem has been studied carefully by the scientists
5.The students in my class are going to organize a surpise party this evening.
->A surprise party is going to be organized by the students in my class this evening
6.He asked me to send a stamped envelope.
->I was asked to send a stamped envelope
7.They have awarded andrew a prize for his essay.
->Andrew has been awarded a prize for his essay
8.How do you make candles ?
->How are
9.The pollution in the city is affecting people's breathing.
->people's breathing is being affected by the pollution in the city
10.Who invented the telephone?
->by whom was invented the telephone?
