Write a sentence using a modal auxiliary verb to express obligation in present tense in the context of school rules.
A. You should finish your homework before you go to your first class.
B. You must finish your homework before you go to your first class.
C. You can finish your homework before you go to your first class.
D. You might finish your homework before you go to your first class.

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Vocabulary and Verb TensesComparison & Modal Verbs in Passive VoicePast PassiveTenses - Pasive VoiceHow much or How many?Common Grammar Mistakes and Spelling TipsPast Tense & Past Continuous TenseFirst Conditional, Future Time ClausesSimple Past - Irregular VerbsModal Auxiliary VerbsOther quiz:
Vocabulary and Grammar › ViewWhat is the synonym of “reduce”?
A. Increase
B. Decrease
C. Expand
D. Grow
Grammar › View
. Choose the sentence with correct modifier placement.
A. He completed the puzzle almost by himself entirely.
B. He completed the entire almost puzzle by himself.
C. He completed almost the entire puzzle by himself.
D. He almost completed the entire puzzle by himself.
Tenses › ViewIf you start repairing the car now, do you think you ___________ by the end of the day?
A. will be finishing
B. are going to finish
C. will have finished
D. will finish
Modal Verbs › View
I think you …………… exercise more often.
A. must
B. had better
C. should