chuyển thành câu bị động
1. Had Nina washed the dishes?
2. Nobody had written a report before the teacher came.
3. They had not finshed the report before they had a test.
4. We had seen this movie before Nina called.
5. Where had you find the key?
6. Somebody had ironed the clothes by noon.
7. I hadn't brushed my teeth before i went to bed last night.
8. Had you read the novel before returning it to the library?
9. How long had you receive the mail?
10. When had the weather forecaster warned about the storm?
chuyển thành câu bị động
1. Had Nina washed the dishes?
-> Had the dishes been washed by Nina?
2. Nobody had written a report before the teacher came.
-> A report had not been written before the teacher came
3. They had not finshed the report before they had a test.
-> The report had not been finished before they had a test
4. We had seen this movie before Nina called.
-> This movie had been seen before Nina called
5. Where had you find the key?
-> Where had the key been found?
6. Somebody had ironed the clothes by noon.
-> The clothes had been ironed by noon
7. I hadn't brushed my teeth before i went to bed last night.
-> My teeth hadn't been brushed before I went to bed last night
8. Had you read the novel before returning it to the library?
-> Had the novel been read before returning it to the library?
9. How long had you receive the mail?
-> How long had the mail been received?
10. When had the weather forecaster warned about the storm?
-> When had the storm been warned about by the weather forecaster?
chuyển thành câu bị động
1. Had Nina washed the dishes?
=> Had the dishes been washed by Nina?
2. Nobody had written a report before the teacher came.
=> A report hadn't been written before the teacher came
3. They had not finshed the report before they had a test.=> The report had not been finished before a test was had
4. We had seen this movie before Nina called.
=> This movie had been seen before Nina called
5. Where had you find the key?
=> Where had the key been found?
6. Somebody had ironed the clothes by noon.
=> The clothes had been ironed by noon
7. I hadn't brushed my teeth before i went to bed last night.
=> My teeth hadn't been brushed before I went to bed last night
8. Had you read the novel before returning it to the library?
=> Had the novel been read before returning it to the library?
9. How long had you receive the mail?
=> How long had the mail been received?
10. When had the weather forecaster warned about the storm?
=> When had the storm been warned about by the weather forecaster?