Question

they will go to school change this sentence into perfect tense​

Answer 1

Answer:

They have to go to school.

Explanation:

Perfect tense has the word have right?

Answer 2

Explanation:

WHAT IS PERFECT TENSE -

In perfect tense usually the addition of have ,had takes place

Answer for your question :

They will have to go to school

OTHER EXAMPLES

PRESENT PERFECT

• I have lived here all my life
• have you broken your arm

PAST PERFECT

• the baby had cried before her father came
• I had not done my homework

FUTURE PERFECT

• I will have finished my work
• the train will have taken off by two hours

NOTE - THE SENTENCE THAT YOU ASKED IS IN FUTURE PERFECT

Hope it helped !!!!