INFINITIVE AND VERB + ING
Infinitive
1) To say why we do something:
She put a tick to accept the terms and conditions.
He's taken up long-distance running to improve his health.
2) To say why something exists:
They've erected a metal barrier on that sharp bend to reduce accidents.
3) After too and enough:
It was too late to express my opinion because the professor had already moved on to
another topic.
The image wasn't clear enough to illustrate what it was supposed to depict.
USES:
1) verb + to infinitive: agree, appear, bother, decide, demand, fail, hope, learn, manage,
offer, plan, refuse, seem, be supposed, threaten
They agreed to vote on the new reform.
2) verb + (somebody/something) + to infinitive: ask, choose, expect, help, intend,
promise, want, can’t afford
He expected to do well in the test.
I expect you to do well in the test.
3) verb + somebody/something + to infinitive: advise, allow, enable, encourage, forbid,
force, invite, order, permit, persuade, recommend, remind, teach, tell, warn
My parents forbade me to boast about my academic achievements.
VERB + ING
1) After prepositions (including to when it functions as a Prep.):
He's improved his English by reading extensively.
I'm looking forward to receiving a detailed reply to my letter of complaint.
2) As the Subiect or Object of a sentence:
Correcting mistakes is a crucial part of the learning process.
When he was fully recovered after the operation, he decided to take up wrestling.
3) After the verbs admit, appreciate, avoid, celebrate, consider, delay, deny, dislike, enjoy,
finish, imagine, involve, keep, mind, miss, postpone, practice, regret, risk, stop, suggest.
