- She can speak five languages.
- I should go to the dentist soon.
- You must finish your project by next week. (Remove the 's')
- He could play the guitar very well when he was younger. (Remove the 's')
- We will arrive early, won't we?
- Can you help me with my bags, please?
- I ought to have studied more for the test.
- They can visit us next summer.
- You shouldn’t go out in this weather.
- Correct.