1 has the work been finished by tom?
2 were exercises given by the teacher?
3 has the window of the laboratory been changed
4 is a poem going to be written
1. Has Tom finished the work?
=> Has the work been finished by Tom ?
2. Did the teacher give some exercises ?
=> Were some excercises given by the teacher ?
3. Have they changed the window of the laboratory?
=> Has the window of the laboratory been changed ?
4. Is she going to write a poem?
=> Is a poem going to be written ?
1/Has the work been finished by Tom?
2/Were some exercised gave by the teacher ?
3/Has the window of the labratory been changed by them ?
1. Has the work been finished by Tom?
2. Were some exercises given by the teacher?
3. Have the window of the labratory been changed?
4. Is a poem going to be written ?
1. Has the work been finished by Tom ?
2. Were some excercises given by the teacher ?
3. Has the window of the laboratory been changed ?
4. Is a poem going to be written ?
1. Has Tom finished the work?
=> Has the work been finished by Tom ?
2. Did the teacher give some exercises ?
=> Were some excercises given by the teacher ?
3. Have they changed the window of the laboratory?
=> Has the window of the laboratory been changed ?
4. Is she going to write a poem?
=> Is a poem going to be written ?
1. Has Tom finished the work?
=> Has the work been finished by Tom ?
2. Did the teacher give some exercises ?
=> Were some excercises given by the teacher ?
3. Have they changed the window of the laboratory?
=> Has the window of the laboratory been changed ?
4. Is she going to write a poem?
=> Is a poem going to be written ?