I inferred you want the blank spaces to be filled with the correct verb.
<u>Explanation:</u>
1. What kind of car do you want to buy? Something flashy?' ' Well, it <u>may</u> be flashy - that's not important.'
2. Tim gave me a letter to send. I <u>must</u> remember to mail it.
3. I can’t find my mobile phone. I <u>might</u> have left it in the restaurant where we had dinner last evening.
4. I need to go to the bank but it is Sunday, the banks<u> would </u>be closed.
5. You <u>may</u> have taken the right turn at the post office. Then, it would not have taken you so long.
6. The weather was stormy every day during their holiday, so they <u>must not</u> have had a very nice holiday.
7. The children <u>ought to</u> have memorized the tables by heart for the exams. Now I am worried they will not do well!
8. Shazia <u>should</u> have taken the car to work; she hasn’t got the keys.
9. You are starting a new job today. You <u>must</u> be punctual.
10. Please tell her that she <u>should</u> give me all the documents as early as possible.