7/The students attended the lecture
8/ The movie disappointed us very much
9/ Mr. John manages the export division
10/John returned the money last night
11/The teacher corrects our exercises
12/They started a dancing class last week
13/Mr. Smith saw the accident
14/ Somebody has taken my briefcase
15/The teacher returned our written work to us
16/ She has finished the report by noon
17/ The mad dog bit the little boy
18/The police have arrested five suspects
19/ The doctor ordered him to take a long rest
20/Lightning struck the house