Interchange the negative sentence into affirmative sentence. If you do not work hard, you will fail.
AUnless you work hard, you will fail.
BWork hard you will not fail.
CYou will fail, if you do not work hard
DNone of these .
AUnless you work hard, you will fail.
BWork hard you will not fail.
CYou will fail, if you do not work hard
DNone of these .
Related Questions: