More examples

• Babies like to chew on hard objects when they're teething.
• The ground was frozen hard and was impossible to dig.
• Brazil nuts have very hard shells.
• For running on hard roads, you need shoes with extra cushioning to absorb the shock.
• Mahogany is a hard wood and pine is a soft wood.

More examples

• I found it hard to follow what the teacher was saying, and eventually I lost concentration.
• The exam is so hard that only 5% of all applicants pass.
• It was hard to be angry with him when he looked so penitent.
• They find it hard to live on their state pension.
• Ending a relationship is always hard but in this case it's for the best.
• The teacher found it hard to keep her class in order.

More examples

• After all that hard work, you deserve a holiday.
• Give the rope a hard pull.
• I gave the door a hard push, but it still wouldn't open.
• After a hard climb, we were rewarded by a picture-postcard vista of rolling hills under a deep blue summer sky.
• The last part of the course is much harder.

More examples

• The authorities plan to come down hard on truancy in future.
• "Well okay, perhaps I was a little hard on her, " he conceded.
• The instructors worked us very hard on the survival course.
• Watch out for those two - they're well hard.
• Sports equipment is designed to withstand hard usage.

More examples

• Judy has never been very clever, but she tries hard.
• I don't like the man, but I have to admit that he works incredibly hard.
• This type of glass won't shatter no matter how hard you hit it.
• I kicked the ball as hard as I could.
• Blow really hard into the tube.