Introduction to Modal Verbs
How do I use modal verbs?
What do they look like?
Modal Verbs with "to"
Some modal verbs use the word "to." Read the paragraph below. Then answer
A student's life can be very
busy. Many students have to work as well as study.
You may feel stress sometimes. However, you have got to stay focused.
You should plan enough time for studying. On the other hand, you must stay healthy.
Therefore, you ought to get enough sleep, too.