48. My parents don't allow me to go out after 10 o'clock
(Allow + object + to verb.)
49. They won't let me come in without the ticket.
(Let+ O+ V (inf))
50. I’m sorry to disturb you.
51. We were happy to meet some interesting people.
(Noun / Pronoun + linking verbs + adj + to-infinitive)
52. It is unlikely that he will come on time. (It’s unlikely that + mệnh đề)
53. It is impossible to rely on your parents all times.
(It is impossible + to V..)
54. You ought to go out late because of danger.
(ought to + V(inf))
55. You ought to take to your parents about your problems.