Exercise. Answer the following questions with I don’t know where / when / why / what / etc.
Example:
Is Tom at the gym? (where) ==> I don’t know where Tom is.
1. Was Miss Jackson in class yesterday?
I don’t know where Miss Jackson was.
2. Has the lawn mower been broken very long?
I don’t know how long the lawn mower has been broken.
3. Is the hotel new?
I don’t know how old the hotel is.
4. Have the children gone to school?
I don’t know where the children have gone.
5. Will Mother come home soon?
I don’t know when Mother will come home.
Exercise. Complete the following sentences.
Example:
Why do dogs bark? I don’t know ==> I don’t know why dogs bark.
When is the next bus? Do you know ==> Do you know when the next bus is?
1. What did Tom eat for lunch?
I don’t remember what Tom ate for lunch.
2. When is Mary going to college?
I don’t know when Mary is going to college.
3. Why is Jack selling his car?
Do you know why Jack is selling his car?
4. Where is the hotel?
Do you know where the hotel is?
5. How did Patrick break his leg?
I don’t know how Patrick broke his leg.
6. How hot is it?
Do you know how hot it is?
7. What did Sally get for her birthday?
I don’t remember what Sally got for her birthday.
Exercise. Write questions using Do you know if….?
Example:
Can Michael come with us? ==> Do you know if Michael can come with us?
1. Is Jack invited to the party?
Do you know if Jack is invited to the party?
2. Has Martin booked his vacation?
Do you know if Martin has booked his vacation?
3. Can Steve fix my broken clock?
Do you know if Steve can fix my broken clock?
4. Do the twins like chocolate cake?
Do you know if the twins like chocolate cake?
5. Was the window left open
Do you know if the window was left open?
6. Does Jill have a key to Dad’s house?
Do you know if Jill has a key to Dad’s house?
7. Have they picked up the garbage yet?
Do you know if they have picked up the garbage yet?
8. Did Debbie do the dishes?
Do you know if Debbie did the dishes?
9. Had the book been checked out of the library?
Do you know if the book had been checked out of the library?
10. Were there a lot of people at the beach?
Do you know if there were a lot of people at the beach?