change these sentences into passive voice:

1, he didn't invite her to his wedding party.

=>.........................................................................

2, tom has finished the work.

=>..................................................

3, they changed the window of the laboratory.

=>.........................................................................

4, she is going to write some poems.

=>...............................................................................

5, she often makes chung cakes for the party?

=>.............................................................

1, rewrite these sentences without changing the meanings

1, how long have they waited for the doctor ?

=> how long................................................................................................................................

2, what time can they boys hand in the papers ?

=> what time.........................................................................................................

3, what books are people reading this year?

=>.......................................................................................................................................................

4,professor brown is teaching that course this semester.

=> that course..............................................................................................

5, who are they keeping in the kitchen?

=>.............................................................................................................................................

1, rewrite these sentences without changing the meanings

1, how long have they waited for the doctor ?

=> how long................................................................................................................................

2, what time can they boys hand in the papers ?

=> what time.........................................................................................................

3, what books are people reading this year?

=>.......................................................................................................................................................

4,professor brown is teaching that course this semester.

=> that course..............................................................................................

5, who are they keeping in the kitchen?

=>.............................................................................................................................................

1, rewrite these sentences without changing the meanings

1, how long have they waited for the doctor ?

=> how long................................................................................................................................

2, what time can they boys hand in the papers ?

=> what time.........................................................................................................

3, what books are people reading this year?

=>.......................................................................................................................................................

4,professor brown is teaching that course this semester.

=> that course..............................................................................................

5, who are they keeping in the kitchen?

=>.............................................................................................................................................

1, rewrite these sentences without changing the meanings

1, how long have they waited for the doctor ?

=> how long................................................................................................................................

2, what time can they boys hand in the papers ?

=> what time.........................................................................................................

3, what books are people reading this year?

=>.......................................................................................................................................................

4,professor brown is teaching that course this semester.

=> that course..............................................................................................

5, who are they keeping in the kitchen?

=>.............................................................................................................................................

1, rewrite these sentences without changing the meanings

1, how long have they waited for the doctor ?

=> how long................................................................................................................................

2, what time can they boys hand in the papers ?

=> what time.........................................................................................................

3, what books are people reading this year?

=>.......................................................................................................................................................

4,professor brown is teaching that course this semester.

=> that course..............................................................................................

5, who are they keeping in the kitchen?

=>.............................................................................................................................................