Question

Students ______ to maintain discipline.
Fill in above blank with a suitable modal.

Answer 1

Answer:

Students have to maintain discipline.

Answer 2

In the given sentence, the blank can be filled by the word 'have'. So, the sentence can be rewritten as, Students have to maintain discipline.

• Here in this sentence, 'have' is used as a modal verb.
• Modal verbs are the auxiliary verbs that are used to describe a main verb.
• So, in this case,  the main verb is 'maintain'.
• the main verb is further described by the auxiliary verb 'have', so this is an example of the usage of modal verbs.