He won’t pass the exam if he doesn’t work harder.
Unless………..
_
A. he doesn’t study harder, he won’t pass the exam.
B. studied harder, he won’t pass the exam.
C. he studies harder, he will pass the exam.
D. studies harder, he won’t pass the exam.

Random Topics:
Quantifiers / Prepositions of Time and Comparative AdjectivesModals VerbsArticles & PrepositionLinking VerbPerfect Progressive TensesInfinitives or GerundsMuch, many, a lot of, a few, a littleAdjective + to + VerbDegrees of ComparisonPast PassiveOther quiz:
Past Tenses › ViewThe fire …………………………… when the first fire fighters arrived at the scene.
A. was still burning
B. is still burning
C. was still burned
D. still burned
Present Tenses › View
A musician usually _______________ songs and then ___________ them. When the recording process is finished, he ___________ the song and if it is successful, it can __________________.
A. writes / releases / records / enters the charts
B. writes / records / releases / enter the charts
C. records / enters the charts / releases / wrotes
D. write / release / record / enter the charts
Modal Verbs › ViewWe’re really sorry we ___ come to your wedding.
A. couldn’t
B. weren’t able to
C. both are correct
Grammar › View
Choose the correct plural form of the word.
foot
A. foots
B. footes
C. feet
D. feets
