be certain to, be sure to, be (un)likely to, be bound to, be due to sure to vs certain bound to "Sure to" is the most common and casual, "certain to" is more formal and confident, and "bound to" can carry a sense of obligation(обязательства) or destiny(судьба) along with its meaning of inevitability (неизбежность) I am certain to relocate to the EU Based on my experience, she is likely to fail the exam They are unlikely to help him She is likely to love him With the current economic conditions, a recession is bound to happen