Adjectives To Infinitive


Adjectives To Infinitive Explanation

We can use adjectives to infinitive in  two ways. Let's see both of them.
  1. It is difficult to understand  her.
  2. She's difficult to understand.
Here are the adjectives we can use in the pattern above.
  • difficult
  • easy 
  • impossible
  • hard
  • interesting
  • impossible
  • safe
Let's see some more examples.
  1. His idea is almost impossible to do. It is almost impossible to do his idea.
  2. This leaf is safe to eat. It is safe to eat this leaf.
  3. Sue is very interesting to talk to. It is very interesting to talk to Sue.

To Infinitive After Ordinal Numbers

We use to + infinitive after ordinal numbers (the first, the second, the third etc.)  and also after the next and the last. Let's see the following examples.
  1. Who was the first  man to walk on the moon?
  2. She's the last girl to stay in my heart.

Expressing Someone's Feeling About Something

We can use to + infinitive after the following adjectives to say how someone feels about something.
  • happy 
  • glad
  • pleased
  • sad
  • disappointed
  • relieved
  • amazed
  • astonished
Let's see the following examples.
  1. I was sorry to hear that your son is ill.
  2. She was surprised to find her lost kitten.
  3. His parents were disappointed to see his bad performance.

Adjectives Of Someone To Do Something

The structure (it is) nice of someone to do something is possible after the following adjectives.
  • nice
  • kind
  • mean
  • stupid
  • silly
  • clever
  • polite
  • careless
  • generous
Let's see the following examples.
  1. It was nice of you to bring me these beautiful flowers. Thank you very much.
  2. It was careless of Akhmad to drive the car beyond the speed limit.
  3. It's stupid of him to leave that smart beautiful girl.
  4. It was very generous of you to lend us the money. 

Exercise I

In this exercise you have to write sentences in another way.
Example   : It is difficult to understand her.
You write : She is difficult to understand.
  1. It was very difficult to ride this motorcycle.
  2. It is safe to drink this water.
  3. It is difficult to explain some grammatical rules.
  4. It is difficult to find a good government employee in this country.
  5. It is not easy to abolish corruption.

Exercise II

In this exercise you have to make sentences using the word in the bracket. 
Example    :   John offered to help me. ( kind )
You write  :   It was kind kind of John to offer to help me.
  1. You make the same mistake. ( careless )
  2. Jane gave me a birthday gift. ( nice )
  3. He makes a phone call while he drives. ( careless )
  4. I told her I had another girl. ( stupid )

Exercise III

In this exercise you have to make sentences using the word the first or  the last.
Example   : I found the boy on the street last night. Nobody found him before.
You write : I was the first person to find boy on the street last night.

  1. Neil Armstrong walked on the moon. Nobody walked on the moon before.
  2. He reigned the kingdom. Nobody reigned the kingdom anymore.
  3. He saw the lost boy. Nobody saw the boy anymore.

Grammar Books

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