объясните, почему здесь стоит форма bare infinitive: Let's go to an Italian restaurant, full infinitive: Colin claims to meet lots of famous people​

Film star - кинозвезда
I've always dreamt of becoming a film star
Orange juice - апельсиновый сок
I would like to have a glass of orange juice, please
Invitation letter - пригласительный
Cinderella got an invitation letter to the ball
Post office - почтовое отделение
I went to the post office to send her the parcel
Apple pie - яблочный пирог
My grandma always used to bake apple pies
Art gallery - картинная галерея
We went to the art gallery last Saturday
Football match - футбольный матч
Barcona is playing against Milan in the most intriguing football match of the year
Birthday party - праздник в честь дня рождения
I had the best birthday party when I was seven

I will finish school. I will enter a university. I will have higher education. I will find a good well-paid and interesting job. I will travel a lot. I will have my family. We will spend our weekends in the country or abroad. I will visit many countries. I will see a lot of interesting places. I will visit different museums, galleries, cinemas, theaters.   I will learn English.  I will buy a good car. I will buy a good big flat. I will learn cooking. I will cook for my family.  I will be happy.