1. Verbs followed by -ing form
 

2. Expressions bellow are followed by the -ing form

It's not worth repairing the camera. It would be cheaper to buy a new one.

3. Verb followed by to + infinitive
 

There are passive forms of the -ing form and the infinitive. The passive form of the -ing form is made with being + past participle (e.g., being done):

Everyone likes being congratulated when they have worked hard.

She expects to be promoted soon.

B. -ing and infinitive (2): verbs and objects

5. Verb + object + infinitive

There are a number of verbs that can take a direct object and to + infinitive.
common examples are:
 

The lawer advised me to read the contract carefully.
The negotiators persuaded the union to accept the pay deal.

The court ordered the company to pay compensation.
The fall in demand forced us to cut production
They invited me to speak at the conference.

Many of  the words listed above can be used to report what people say

"Could you come back later?" he asked me.
He asked me to come back later.

He said, "Don't put all your money in one company"
He warned me not to put all my money in one company.

7. Make and let

The verbs make and let are followed by an object and the bare infinitive (e.g.,go, work,see)

• We use make to talk about something we have to do (but don’t want to do)
• 
  She wanted to go home, but her boss made her stay until the work was finished.
• We use let when we talk about being given permission for something.
• 
  My boss let me have the afternoon off to go to my sister’s wedding.
• The verb help can be followed by an infinitive with or without to
• 
  Could you help me (to) put these boxes in the van.

The verb of perception (see, watch, notice, hear, listen, feel) are followed by bare infinitive or by -ing form (present participle).

• If we want to say that we heard or saw the whole action from beginning to end, we usually use bare infinitive
• 
  I saw him sign the cheque.
• If we want to say that only saw or heard part of the action, we use -ingform
• 
  I saw the consultant waiting in reception.
  (I saw consultant. He was waiting in reception.)

C. -ing and infinitive (3): changes in meaning

8. Verb + -ing or infinitive?

Some verbs can be followed by either -ing form or the infinitive and the meaning of the verb changes. Here are some common examples:
 

9. Like and would like

When the verb like means enjoy, it’s followed by the -ing form. However, the expression would like (want to) is followed by the infinitive.

I like going abroad on marketing trips. (I enjoy this.)
I would like to go more often.(I want to go more often.)

I prefer working at home to working at the office. (I enjoy this more.)

10. to + -ing or infinitive?

The word to can be part of infinitive (I want to see you). However, in the following examples, to is a preposition, so it is followed by the -ing form:
 

Mixed examples

There is nothing wrong with the photocopier. It just needsservicing.
We need to look at this proposal very carefully before we make a decision.
I’ll make a note in my diary so that I will remember to send you information you need.
I am not sure if I have met Mr. Martino, but I remember hearinghis name.