Chuyển thành câu bị động:
1. People know that he is armed
-> He ..........................................................................................................
2. It is believed that the man was killed by terrorists.
-> The man ................................................................................................
3. People think that the company is planning a new advertising campaign.
-> The company .........................................................................................
4. It is said that there is a secret tunnel between them.
-> There .....................................................................................................
5. They estimated that there were half a million refugees in the camps.
-> There .....................................................................................................
1. People know that he is armed
-> He ........is known to be armed..................................................................................................
2. It is believed that the man was killed by terrorists.
-> The man .....is believed to have been killed by terrorists. ...........................................................................................
3. People think that the company is planning a new advertising campaign.
-> The company .........is thought to be planning a new advertising campaign. ................................................................................
4. It is said that there is a secret tunnel between them.
-> There ....is said to be a secret tunnel between them..................................................................................................
5. They estimated that there were half a million refugees in the camps.
-> There ..was estimated to have been half a million refugees in the camps. ...................................................................................................
1. He is known to be armed.
2. The man was believed to have been killed by terrorists.
3. The company is thought to plan a new advertising campaign.
4. There is said to be a secret tunnel between those two houses.
5. There have been estimated that there were half a million refugees in the camps.