Faouweb

D - A - O

Langues

1. Form
The infinitive is the base form of a verb. It may be preceded by 'to' (the to-infinitive) or stand alone (the base or zero infinitive).

2. Infinitive with or without 'to'

The to-infinitive is used:

a. after certain verbs. e.g. want, wish, agree, fail, mean, decide, learn
b. after the auxiliaries to be to, to have to, and ought to
c. in the pattern 'it is + adjective + to-infinitive'

Prepositions of Place: at, in, on

In general, we use:

at for a POINT
in for an ENCLOSED SPACE
on for a SURFACE

at	in	on
POINT	ENCLOSED SPACE	SURFACE
at the corner	in the garden	on the wall
at the bus stop	in London	on the ceiling
at the door	in France	on the door
at the top of the page	in a box	on the cover
at the end of the road	in my pocket	on the floor
at the entrance	in my wallet	on the carpet
at the crossroads	in a building	on the menu
at the front desk	in a car	on a page