Choose the correct answer.

1. Excuse me. Could you tell me how much __________ ,please?
A) are these jeans
B) these jeans are

2. Can you let me know what time __________ ?
A) does the train arrive
B) the train arrives

3. Do you know if __________ at seven o’clock?
A) the show starts
B) does the show start

4. I wonder if you could tell me what __________.
A) is the difference
B) the difference is

5. I wonder if you know who __________ ask.
A) I should
B) should I