Make the sentences passive

1. We know Donetsk for mining and metallurgy.

2. A popular vote approved Ukraine's Declaration of Independence.

3. Federal courts may declare laws violating the Constitution invalid.

4. The Parliament will pass a new tax bill next week.

5. The House of Commons has rejected the law regarding pensions.

6. The members of the Congress are discussing the commerce among

1. Donetsk is known for mining and metallurgy.

2. Ukraine’s Declaration of Independence was approved by a popular vote.

3. Laws violating the Constitution may be declare invalid by federal courts.

4. A new tax bill will be passed by the Parliament next week.

5. The law regarding pensions has been rejected by the House of Commons.

6. The commerce among [тут ничего не пропущено?] is being discussed by the members of the Congress.