12 complete the sentences in pr. p. or p. s. using the verbs in brackets. 1) i perm state national research university this summer.(to enter) 2) my colleague the university 5 years ago.(to graduate from) 3) ann english last week.(to fail) 4) she couldn't stay after classes because she very busy.(to be) 5) my friend is a second-year student. last year he successfully and entered the university. (to pass exams) 6) already all subjects this year because i never classes.(to do, to skip)