TO INF

TO-INFINITIVES -VERB+ Obj.+ to-infinitive Aid Appoint Cause challenge direct enable encourage force Inspire Instruct invite lead oblige order persuade remind Require Stimulate

TO-INFINITIVES

-VERB+ Obj.+ to-infinitive

Aid

Appoint

Cause

challenge

direct

enable

encourage

force

Inspire Instruct invite lead oblige order persuade remind

Require Stimulate tell

ask beg choose dare desire expect

help mean want wish advise allow attempt intend permit

-It’s + adj + (for sb) +to-infinitive

Ex: It’s nice to talk to them

Ex: It was a good chance for us to experience such a good time

-Enough + noun + to-inf

-Adj/Adv + Enough + to-infinitives

Ex: He’s old enough to possess a car

He’s speaking slowly enough for us to understand

I have enough time to finish this test

He is strong enough to lift this bag

The boy is tall enough to reach the light

-It takes (sb) + (time) + to-infinitive

Ex: It took us about 4 hours to finish that test

-Subj + is + the first/ second/…/last + to-inf

Ex:Phil was the first to come here

-It’s time + to-inf

Ex: It was time to stop them from smoking

It is time to take a break

It is time that we stopped them from smoking

It took me 2 days to learn these verbs my heart

-Too + adj/adv + to-inf

Ex: She’s too young to take that position as a manager

you are too intelligent to take that test

- To- infinitive of purpose

- in order to + infinitive

- so as to + inf

Ex: Lilly phoned us to inform/ in order to inform of her wedding

I go to the bank to withdraw

in order to withdraw

so as to withdraw some money

-ask

-decide+ where/ when/ how/ who/what, etc + to-inf -explain

-know

-tell

…

Can you explain how to operate this machine

I don’t know how to solve the problem

Betty asked me where to go the following Sunday Betty asked me where I wanted to go…

She does not know where to go this weekend

I don’t know how to use chopsticks