Unless we don’t work late, we won’t meet the deadline.
Unless we don’t meet the deadline, the accounts won’t be signed on time.
Unless we don’t cut prices we won’t sell any products.
Unless I don’t practice my English won’t improve.
Unless we don’t innovate, we are going to lose market share.
Unless we don’t expand we won’t be able to meet demand.
Unless they don’t pay soon, we’ll have to take them to court.
Unless her performance doesn’t improve, she won’t get a pay rise.
Unless her performance doesn’t improve, she won’t get a pay rise.