Complex Subject

Complex subject
(сложное подлежащее ) состоит из именной части, выраженной существительным в общем падеже или личным местоимением и им. п., и глагольной части – инфинитива.

Complex subject
употребляется при сказуемом, выраженном:
1) глаголами физического восприятия в страдательном залоге
He was seen to cross the street.
Never once had she been seen to cry.

Complex subject
2) С глаголами to say, to report, to announce в страдательном залоге:
He is said to be a good pupil.
The train is reported to have arrived on time.
He was said to be bearing Roger no malice.

Complex subject
3) С глаголами: to seem, to appear, to happen, to turn out.
He seemed to be a good pupil.
She doesn’t seem to do anything I suggest.

Complex subject
4) С сочетаниями: to be likely (возможно), to be sure (безусловно), to be certain (конечно)
He is likely to go there.
Mr. Worthing is sure to be back soon.

Complex subject
5) С глаголами умственного восприятия в страдательном залоге: to know, to think, to believe, to expect;
He was thought to be honest and kind.
He is said to have been a genius.
The number of cases of asthma are reported to be rising.